February 12, 2015 11:50 pm Residents Want Answers About Murky Tap Water Gadena residents packed a meeting to demand answers about why their tap water is black and foul-smelling. Hetty Chang reports for the NBC4 News at 11 p.m. on Thursday, Feb. 12, 2015. US & World Videos 18:12 Police begin to clear protesters from USC campus 2:34 Campus police union blames UCLA for violent response 3:18 USC's commencement preparation includes increased security patrol 1:56 1 person killed after car crashes into South LA church 3:30 Protest on USC campus continues ahead of graduation