August 27, 2014 5:08 pm Family of Man Beaten on Trolley Speaks Out The family of a man beaten on a trolley by two MTS security guards speaks to NBC 7’s Liberty Zabala on Aug. 27, 2014. US & World Videos 0:53 What are those blue blobs piling up on San Diego beaches? Velella velellas! 0:35 Blue blobs washing up on San Diego beaches again 2:52 Poway Unified fires superintendent following investigation into bullying claims 0:34 5 people injured after falling from border fence 0:53 San Diego City Council Committee approves San Diego's next police chief