August 10, 2009 5:04 am Dog Bites Caninestein’s Stephanie Colman with a few tricks you can pull on your escape-artist dog. US & World Videos 5:00 Demonstrations disrupt classes at UCLA 2:36 Law enforcement officers on UCLA campus as students return 1:57 Hazmat team responds after two people are found dead in Northridge 18:12 Police begin to clear protesters from USC campus 3:18 USC's commencement preparation includes increased security patrol