Diamond Bar June 19, 2023 8:29 pm Man shot by LASD after allegedly stabbing mother in Diamond Bar A man was injured in a shooting with LA County Sheriff’s deputies after they say he stabbed his mother in the back. Tracey Leong reports for the NBC4 News on June 19, 2023. US & World Videos 2:31 UPS driver shot and killed in work truck in Irvine 2:25 Teenager in intensive care following attack 3:17 Police remove pro-Palestinian encampment at UC Irvine 3:12 Los Angeles man says he was duped by Culver City plumbing business 2:55 Does LA Mayor think Metro is safe? Here's what Karen Bass said.