December 18, 2018 5:41 pm OIG to Investigate Pepper Spray Spike at Juvenile Hall An investigation was launched into a spike in pepper spray use by probation officers at juvenile halls and camps. Lolita Lopez reports for the NBC4 News on Tuesday, Dec. 18, 2018. US & World Videos 3:18 USC's commencement preparation includes increased security patrol 1:56 1 person killed after car crashes into South LA church 3:30 Protest on USC campus continues ahead of graduation 0:58 Mystik Dan wins 150th Kentucky Derby in photo finish 0:43 LA County releases sterile mosquitoes as warmer weather nears
