In Brief: May 28, 2020

A SpaceX Falcon 9, with NASA astronauts Doug Hurley and Bob Behnken in the Dragon crew capsule, prepare to lift off from Pad 39-A at the Kennedy Space Center in Cape Canaveral, Fla., Wednesday, before the launch was scrubbed due to thunderstorms. (NASA via AP)

Biden accuser’s credentials, expert testimony under scrutiny