September 7, 2021 7:28 pm LA Employees Must Provide Proof of COVID-19 Vaccination The employees must provide proof that they’ve received at least one vaccine dose. Eric Leonard reports for the NBC4 News on Tuesday, Sept. 7, 2021. US & World Videos 3:11 LA Metro poised to have more uniformed officers at Metro stations 1:58 11-year-old girl to become youngest Irvine Valley College graduate 1:30 First Alert Forecast: Flower Moon 2:12 Man shot and killed in Rowland Heights 15:37 CHP chases possible DUI suspect in Corona