Los Angeles police said three children under the age of 5 were discovered dead in the Reseda neighborhood Saturday morning.

Los Angeles Police investigate the scene of a crime at the Royal Villa apartments complex in Reseda, Calif., Saturday, April 10, 2021. A woman discovered her three grandchildren, all under the age of 5, slain inside a Los Angeles apartment Saturday morning and their mother gone, police said. The mother of three children — all under the age of 5 — found slain inside a Los Angeles apartment Saturday morning has been arrested, police said. (AP Photo/Damian Dovarganes)