Biden tests positive for covid-19, has 'very mild symptoms'

President Joe Biden speaks to members of the media after exiting Air Force One on July 20 at Andrews Air Force Base, Md. (AP FILE)
President Joe Biden speaks to members of the media after exiting Air Force One on July 20 at Andrews Air Force Base, Md. (AP FILE)

WASHINGTON — President Joe Biden tested positive for covid-19 on Thursday and is experiencing “very mild symptoms,” the White House said, as new variants of the highly contagious virus are challenging…