April 21, 2016 6:10 pm Hit-and-Run Driver Sought in Santa Ana Crash A Santa Ana hit-and-run crash has left a beloved drumline instructor in critical condition. Vikki Vargas reports for the NBC4 News at 5 and 6 p.m. on April 21, 2016. US & World Videos 3:26 Confrontations occur at UCLA campus amid ongoing protests 2:44 Tommy Trojan statue cleaned after vandalism 0:23 LA County sheriff's deputy dies on duty at station 0:57 Fights break out at UCLA between pro-Palestinian, pro-Israel supporters 4:52 NewsConference: California to help Arizona doctors with abortions