June 15, 2011 8:38 am Yosemite's Snow Melt Spurs Flood Warnings A cool, wet spring and a sudden ramp-up in temperatures has conditions just right for some serious snow melt and possible flooding. US & World Videos 4:00 Firecrackers thrown at pro-Palestinian encampment during protester clash at UCLA 1:45 NYPD enters Columbia University in riot gear to clear protest 3:40 UCLA promises more police, disciplinary action amid protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look