coronavirus January 18, 2022 11:52 pm Is Worst of COVID-19 Omicron Surge Behind Us? Researchers say cases may have peaked in LA. Joel Grover reports for the NBC4 News on Tuesday, Jan. 18, 2022. US & World Videos 2:22 Man arrested in fatal Metro stabbing was previously arrested for transit system attacks 3:11 Search continues for person who shot an LA County sheriff's deputy in West Covina 3:02 LA sheriff's deputy shot while on duty in West Covina 2:25 Mayor Bass addresses Metro system safety concerns 2:20 How a TikTok ban could impact LA content creators