June 2, 2013 8:56 pm Free Kits Test Pools for Adequate Chlorine Levels A free test kit checks chlorine levels in swimming pools to ensure there is enough of the chemical to kill bacteria. NBC4 News at 6 p.m. on Sunday, June 2, 2013. US & World Videos 3:32 USC, UCLA students navigate end of the year protests 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
