Ontario March 16, 2021 11:10 pm 2 People Killed in Massive Fireworks Explosion in Ontario At least two people died in the explosion. Hetty Chang reported on NBC4 News on Tuesday, March 16, 2021. US & World Videos 0:45 Car crashes forces vehicle to slam into Leimert Park home 3:14 LAPD officers return to USC amid pro-Palestinian protest 2:42 USC students share thoughts on cancelation of main commencement 1:32 Two police shootings in Long Beach leave at least one dead 3:34 Pro-Palestinian encampments continue on UCLA campus