COVID briefs for May 20

FILE - In this Feb. 10, 2021, file photo, buskers dressed as showgirls walk into a casino along the Las Vegas Strip in Las Vegas. Vaccinated diners, dancers, business owners and bodybuilders will be among those who can go maskless beginning June 1 in the Las Vegas area. County lawmakers on Tuesday, May 18, 2021, adopted Centers for Disease Control and Prevention guidelines and dropped plans to tie business occupancy to COVID-19 vaccination rates. (AP Photo/John Locher, File)

Las Vegas Strip rules to end for vaccinated