ABC News Live

ABC News' @DianeSawyer shares a first look at her new special that highlights the final decade of Richard Simmons' life after he disappeared from public view."The Mystery of Richard Simmons: A Diane Sawyer Special" airs on May 12, at 9 p.m. ET on @ABCNetwork and streams the next day on @DisneyPlus and @hulu.

Three adult men, one of whom was a security guard, were killed in a shooting at the Islamic Center of San Diego on Monday, authorities said. The security guard appeared to play a "pivotal role" and kept the shooting from "being much worse," police said. https://t.co/qdoJaL2OoV