December 13, 2010 9:30 pm Dog-fighting DNA Database Looks To Take Bite Out of Crime Scientists at UC Davis School of Veterinary Medicine are hoping their technology can help crack down on dog-fighting. US & World Videos 2:51 Cinthia's forecast: Spring storm, cooler temperatures 2:59 2 San Jose police officers shot, injured in gunbattle at hotel 1:46 Pursuit standoff causes traffic backup in Solano County 3:23 UC Davis finds brain sizes are growing 3:36 Waymo expands driverless taxi service