February 21, 2018 5:46 pm NBC4 Investigates Medical Debt NBC4 partners with RIP Medical Debt to abolish millions. US & World Videos 2:40 Dozens of minors detained at mall in Carson 2:22 Arrest made in sexual assault of UCLA student in dorm 2:06 Man sexually assaults UCLA student in her dorm 2:24 Selena Gomez and Benny Blanco cuddle up in 4th of July snap 3:01 Family questions LASD's response to woman's murder in South LA