April 23, 2012 10:54 am NBC's Damian Trujillo Sits Down with Santa Clara County DA Jeff Rosen NBC’s Damian Trujillo sits down with Santa Clara County District Attorney Jeff Rosen. US & World Videos 2:31 Large crowd expected at Skrillex, Fred Again show in downtown San Francisco 5:55 Speaking with San Jose's mayor about how the city plans to address its budget shortfall 4:13 Elementary school children exposed to chemicals in San Bruno 0:39 San Francisco's popular crosstown trail adds new route 0:25 Stanford study reveals staying up late impacts mental health