Biden tests positive for COVID

U.S. President Joe Biden walks toward Air Force One Wednesday at Harry Reid international airport in Las Vegas, Nev. (REUTERS/Tom Brenner)

LAS VEGAS, July 17 — U.S. President Joe Biden, under pressure from fellow Democrats to drop his re-election campaign, tested positive for COVID-19 while visiting Las Vegas on Wednesday and is self-isolating after experiencing mild symptoms, the White House said.