September 1, 2009 2:02 pm Mission Blvd Sinkhole A sinkhole at San Juan Place and Mission Boulevard closed Mission Beach down to traffic Tuesday around 1:30 p.m. US & World Videos 0:53 What are those blue blobs piling up on San Diego beaches? Velella velellas! 3:27 Poway Unified superintendent fired following bullying claims 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