Last updated: 9 months ago
Edwin Rivera, 20, first developed signs of "significant mental health problems" shortly after the death of his mother about a decade ago, Deputy Chief Gary J. Brennan said at a news conference attended by Mayor Antonio Villaraigosa and top police officials. The signs of trouble, which Brennan did not detail, grew worse over the years, culminating in the killing spree that unfolded early Thursday morning and ended when Rivera was shot dead by an LAPD sniper.
Rivera had a juvenile criminal record that included three convictions. The most serious came in 2004, when he was found guilty of assault with a firearm and sentenced to probation for pointing an unloaded gun at people during an argument, according to police