Ana Salazar received a Snapchat message from her son letting her know there was a shooter and that he had locked himself in a room. Her 17-year-old son had gotten to school early to print out some homework. Salazar left her job in Encino and drove to the school where she waited to see if her son — who is safe — would be released.

Source: Los Angeles Times May 11, 2018 14:43 UTC