3 U.S. senators test positive for covid in breakthrough cases
WASHINGTON — Three senators said Thursday they have tested positive for covid-19 despite being vaccinated, a high-profile collection of breakthrough cases that comes as the highly infectious delta variant spreads rapidly across the United States. Sens. Angus King, I-Maine, Roger Wicker, R-Miss., and John Hickenlooper, D-Colo., said they have tested...