I-Team November 12, 2021 12:03 am Explosion at Santa Susana Field Lab Could Have Left Radioactive Dust There are new concerns that clouds of potentially radioactive dust from an explosion at the Santa Susana Field Lab might have landed on neighborhoods in and around Los Angeles. US & World Videos 5:00 Demonstrations disrupt classes at UCLA 2:36 Law enforcement officers on UCLA campus as students return 1:57 Hazmat team responds after two people are found dead in Northridge 18:12 Police begin to clear protesters from USC campus 3:18 USC's commencement preparation includes increased security patrol