Sheriff Alex Villanueva, who oversees the largest sheriff's department in the county with roughly 18,000 employees, said Wednesday in a Facebook Live event that he does not plan to carry out the county's mandate, under which Los Angeles County employees had to be fully vaccinated by Oct. 1. More: https://abc7.com/los-angeles-county-sheriff-alex-villanueva-covid-vaccine-mandate-no-enforcement/11099583/