Dr William Petit was the sole survivor of the shocking home invasion murders that claimed the lives of his family in 2007. Now a new book reveals the details of the grisly killings of his wife Jennifer, 48, daughters Michaela, 11, and Hayley, 17, as well as how he is moving on with his life. Dr. Petit can't help but wonder 'What if that lock on the bulkhead door had been working properly?' That was the door through which evildoers Joshua Komisarjevsky and Steven Hayes entered the Connecticut home.

The Emirati royal, 33, died of a heart attack on Friday according to the Zabeel Palace in Dubai but Rashid, who was stripped of the title of Crown Prince in 2008, has long been an enigmatic figure. Rashid, pictured left in 2006 with his father Sheikh Mohammed and inset in an official picture, has been beset by allegations of drug taking in recent years and was reportedly sent to rehab by his family in 2009. His brother Hamdan is now Crown Prince (main picture right) while another brother Maktoum (main picture left) has been made deputy ruler of Dubai.

Built for Russian billionaire Andrey Igorevich Melnichenko, 'Sailing Yacht A,' which Mr Melnichenko is thought to have named 'A' to ensure it is listed first in shipping registers, is taking its test voyage in Kiel, northern Germany. The ship is believed to have cost over $400million and is the world's largest sailing yacht. At 468ft in length, with masts nearing 300ft high, the 'mega-yacht,' has eight floors and has an underwater observation room.

The mother of Baby Doe and her boyfriend were arraigned in a Boston courtroom this morning. Rachelle Bond (left) pleaded not guilty in the death of her daughter Bella (inset) and was ordered held on $1million bail while the judge ruled that her boyfriend Michael McCarthy (right) would be held without bail after being charged with the young girl's murder. The prosecutor at one point described the horrific events that allegedly led to the young girl's death and how the pair did drugs for days after she was killed, leading to one family member being removed from the court as she stood and up and screamed at McCarthy; 'I hope you rot in hell! I hope you rot in fu**ing hell!'

Wisconsin Governor Scott Walker officially suspended his campaign tonight citing the toxic nature of the primary and implored others to get out, so a conservative alternative could emerge to beat frontrunner Donald Trump. After a poor debate performance, Walker's path to the White House was blocked by low fundraising potential and lower poll numbers.

There were ill-fitting gowns and eyesores galore on the 2105 Emmy Awards red carpet this year and the likes of (L-R) Amy Schumer, Heidi Klum, Elisabeth Moss, Sophie Turner and January Jones all missed the mark when it came to red carpet dressing. But making the biggest fashion faux pas was one male star who brought out his Crocs for TV biggest night, inset.

WARNING: GRAPHIC CONTENT Female mayor Maria Santos Gorrostieta (top right), aspiring actress Carmen Esparza (top left) and politician's daughter Isarve Cano Vargas (bottom right) are among the thousands of women (inset) murdered in Mexico every year. MailOnline visited the country's most deadly state, Guerrero, considered the most dangerous place for women in North America. Just one of the locals who have had their lives ripped apart there is Ahilin Quiñones, 19, whose mother Aide Nava (together at Ahilin's wedding day, bottom right), father and brother have all been murdered by cartel members in her home town of Iguala.

Francis is travelling to the city of Holguin on the anniversary of the day in 1953 when he says he decided to become a priest. Francis leaves Havana after meeting Fidel Castro. The Vatican invited Cuban dissidents to meet him but they said security agents detained them. After he moves on to Santiago, Cuba, Francis will head to Washington for the U.S. leg of his two-nation trip to the former Cold War foes.

Soiled mattresses, gag-inducing blocked toilets and a deluge of festering takeaway dishes; these are the sickening scenes left behind after a series of guests. In one incident, six fraternities and sororities at a hotel in Michigan caused an estimated half a million dollars worth of damage by smashing ceilings and destroying furniture.

ESPN analyst Kirk Herbstreit (left) has apologised to Leigh Anne Tuohy (right) after hitting back at her jabs over his comments during Saturday's night game between Ole Miss and Alabama. Despite the University of Mississippi's Rebels scoring a 43-37 victory over Alabama, fans took to Twitter to air their frustrations over Herbstreit's commentary during the game at the Bryant-Denny Stadium in Tuscaloosa. Critics included Mississippi fan Tuohy, who was played by Sandra Bullock (inset) in 2009 sports biopic The Blind Side. 'I'm so sick of @KirkHerbsreit and @cbfowler acting like we were just lucky to be on the same field as Bama,' she tweeted. In a reply that he has since deleted, Herbstreit told Tuohy: 'You're embarrassing yourself. Please stop and enjoy your victory. And to think I was a fan of Blindside.'

Howard, 92, is seen singing the love song You'll Never Know to his dying wife, 93-year-old Laura, as she lies on a hospital bed in hospice care. The couple's granddaughter, Erin Solari, captured the tender moment in a Facebook video, which has earned more than 3.6 million views since she posted it on September 12.

Four-year-old JoJo has revealed in a hilarious YouTube video that she takes her flower girl duties so seriously that she wants to make sure her dad does not embarrass her on the big day. 'You're going to see what weddings look like,' JoJo tells her dad in the 96-second clip, which has attracted more than 600,000 views since it was posted on September 14.

ABC News reporter Gio Benitez, 29, had a local photographer capture the moment he got down on one knee in front of his boyfriend, lifestyle blogger Tommy DiDario, and asked him to marry him on a rain-washed terrace overlooking Paris' most famous landmark. DiDario shared more candid photos from the proposal, including a touching snapshot of his and Benitez's intertwined hands showing off their matching rings.

New York City is well-known for its rats and its pizza and one industrious rodent wanted to bring the two iconic Big Apple images together. Introducing: Pizza Rat. Not only does this very hungry vermin unite two things synonymous with the city, it does so on the New York City subway. A straphanger with an iron stomach and a cell phone camera recently caught the cunning critter as it labored to drag a full slice of New York City pizza down the subway platform stairs.

The Minnesota family that was killed in a gruesome murder-suicide was laid to rest over the weekend (left). Brian Short, 45, his wife Karen, 48, and their three children - son Cole, 17, and daughters Madison, 15, and Brooklyn, 14 (inset) - were remembered by friends and family in an emotional service. Friends of Brian (right) also took time to speak about what an amazing man he was and how much he loved his family - despite the fact that he shot them all dead in their bedrooms before turning the gun on himself.

WARNING GRAPHIC CONTENT: A man has shared a graphic video of the injuries he suffered after being attacked by a shark. Braxton Rocha of Kapaau, Hawaii was spearfishing approximately 60 yards off the coast on Sunday afternoon when a 13-foot tiger shark bit him on the leg. The 27-year-old then somehow managed to swim safely back to shore and get help while also filming a video of the very big - and very deep - gash on his leg.

The montage features cringe-worthy clips of models demonstrating how to pose for photos in the 80s. Denise, now 44, and Tiffani, now 41, appear as young models in the amusing video, which provides how-to tips for aspiring models and actors.

Reilly Fox (No 89, left) made her debut for R.L. Paschal High School in Forth Worth, Texas, on Saturday night (right) during her squad's third game and connected on three extra points during a 76-8 blowout victory over Dallas Molina. Fox also became the Fort Worth Independent School District's first female football player in 15 years. She made the team by showing her coach she could hit field goals from more than 40 yards out with consistency. Fox's parents Eric and Karen could not be happier to see their daughter succeed on the football field.

A video of a test of Topmix Permeable concrete, developed by Birmingham based Lafarge Tarmac, shows 880 gallons of water vanishing without trace(main picture). The pioneering concrete could help to tackle flash flooding in paved urban areas by preventing water from running off the surface. It could also combat puddles on pavements and cyclepaths as the porous top layer allows water into a rubble layer below, which helps to 'store' the water (as illustrated in the graphic on the top right)

The video shot in America shows the animal resting under some wooden decking when the owner of the house disturbs it with his camera. Filming the brown bear, while looking for a way to remove it from his property, Vance Hopkins faces off with the animal in one very intense encounter that sees the bear threaten to attack him a number of times.

The heart-warming footage was captured by a group of tourists to the Kruger National Park in South Africa and shows the moment the elephant calf decides to show his mettle. In the clip the baby runs out from the long grass and goes in for the kill before stopping in his tracks and fleeing into the safety of the long grass and later underneath his mother.

The USS Theodore Roosevelt, whose homeport is San Diego, California, is a key element of the U.S.-led coalition targeting the militants. This island of steel is in the Persian Gulf. Navy airmen, sailors and Marine pilots, carrying some 70 aircraft are all involved in the fight against the extremists.

When Katinka Blackford Newman, centre, pictured with her two children Lily, 14, and Oscar, 12, was 47, she was prescribed antidepressants following her divorce. She quickly became psychotic, believing she had killed her children on live TV. She spent a year in a catatonic state, and only recovered after stopping taking all medication.

Last week, Nasa released stunning new images of Pluto majestic mountains, frozen nitrogen rivers and low-lying hazes. Now, the space agency has combined these panoramas to create a spectacular flyover of the dwarf planet, revealing its icy terrain in incredible detail. The animation begins just above the mountains dubbed Norgay Montes region at a height of about 120 miles (200 km) (top left). It then flies north over Pluto's Sputnik Planum and Cthulhu Regio regions (bottom left and right).

A Colorado couple's car was ruined over the weekend after a wild bear managed to get inside and maul its interior to bits. Karl Andersen of Jefferson County is now in the market for a new car after waking up to some strange noises around 3:30 a.m. on Sunday and finding the animal clawing away at his driver's seat. Not only had the bear managed to get the door open, but it somehow managed to then hit the lock behind him, KUSA reports.

Homeless and desperate, this hermit crab has resorted to using a toothpaste lid to protect its body. It's a heartbreaking scene which reveals the harsh reality of plastic pollution and what it's doing to Earth's sea creatures. According to recent estimates, the ocean is filled with eight million tonnes of garbage - enough to fill five carrier bags for every foot of coastline on the planet. The image was uploaded by Reddit user Hscmidt after his girlfriend spotted the tiny crab roaming a beach in Cuba.

A group of Nile crocodiles have been photographed attacking a migrating zebra then eating it alive while it desperately attempts to cross a river to safety. Taken by wildlife photographer Paolo Torchio, 54, the pictures show the crocodiles swarming around the zebra after it was first attacked, then ripping it to pieces in the water. The dramatic scenes unfolded on the Mara River, in Kenya's Maasai Mara National Reserve, which is regularly crossed by migrating zebra and wildebeest - but also home to hundreds of crocodiles.