The first one-on-one debate between the two men was supposed to be in Arizona, one of four states voting in the Democratic presidential primaries Tuesday. But it took place in a TV studio instead.
Louisiana and Georgia have postponed their presidential primaries, but the four states scheduled to vote on Tuesday say they are moving forward. Here's what they're doing to keep voters safe.
Voting sites have been relocated away from senior living facilities, new cleaning protocols for election equipment are in place and absentee voting is strongly encouraged.
It was the first one-on-one debate between Democratic presidential candidates Bernie Sanders and Joe Biden. The debate was held without a studio audience because of coronavirus precautions.
Four big states are holding primary elections on Tuesday but the coronavirus outbreak has made some voters worried about casting a ballot in a crowded polling place.
Federal Reserve cuts key interest rate to near zero. Nearly 2 million coronavirus tests will be available this week to hardest hit states. And, Democrats Joe Biden and Bernie Sanders debate.
The Trump administration said Sunday that first responders, medical providers and the elderly will be given priority as officials strive to dramatically expand the availability of testing.