Supermarkets have been hit hard by the unprecedented explosion of the coronavirus in Los Angeles County, further straining an essential service that needs to remain open despite the new stay-at-home order. Steve Kuzj reports for the KTLA 5 News at 3 on Dec. 21, 2020. Story: https://ktla.com/news/local-news/unprecedented-coronavirus-outbreaks-at-l-a-county-supermarkets-further-strains-an-essential-service/