(04/10) GAS Hour 1 - Louisville Shooting

4 people are dead and 8 are injured in a shooting in downtown Louisville. U.S. officials are trying to identify the source of leaked classified documents that had information on Ukraine's air defenses to Israel's Mossad spy agency. Opening statements being in the trial of Lori Vallow Daybell, the Idaho mother accused of killing her children and conspiring to kill her husband’s ex-wife.