South LA September 14, 2021 7:15 pm Human Error Caused South LA Fireworks Blast, ATF Says An ATF report came to the conclusion about the June explosion that displaced residents in South LA. Kim Baldonado reports for the NBC4 News on Tuesday, Sept. 14, 2021. US & World Videos 0:44 Security guard shot at $12 million Encino home 3:26 Confrontations occur at UCLA campus amid ongoing protests 2:44 Tommy Trojan statue cleaned after vandalism 0:57 Fights break out at UCLA between pro-Palestinian, pro-Israel supporters 1:15 Fights break out at dueling pro-Palestinian, pro-Israel protests at UCLA