Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
The Wayback Machine - http://web.archive.org/web/20140831011739/http://i2.cdn.turner.com/cnn/dam/assets/120307022252-romney-gingrich-santorum-split-story-top.jpg