If the former vice president wins the race, a woman of color has the power to energize any progressives disappointed that their preferred candidate did not secure the nomination, the Democratic strategists said.
A little more than half of Americans told pollsters they did not trust the president to be honest about COVID-19's potential impact.
"This emergency bill should not create a federal, one-size-fits-all, permanent leave mandate on employers," read the Thursday letter.
"Right now is the moment for swift action to make sure we're protecting our elders and our immunocompromised Americans," Ocasio-Cortez said.
"The campaign will make announcements about additional details on the format and timing of the virtual events and on future events in the coming days," Biden's campaign said in a Wednesday statement.
"Someone needs to tell the Democrats in Congress that CoronaVirus doesn't care what party you are in," Trump wrote. "We need to protect ALL Americans!"
The hashtag reached the top of the U.S. Twitter trending charts on Wednesday morning as more than 24,000 posts used the phrase.
"This campaign is taking off and I believe we're going to do well from this point on," Biden told supporters in Philadelphia.
"People should not have to miss a day of work to exercise their right to vote," Sanders said Tuesday. "This is an outrage."
"By nothing short of a miracle no one was injured today at the Coloma Township Hall," said the Coloma Township, Michigan Police Department.
The former ambassador said the newly appointed senator understood "American leadership" and had put "her marker down" in the Capitol.
A ninth poll conducted by YouGov put the former VP eight points ahead of his progressive challenger ahead of today's contests.
The Fox Business host accused some investors of allowing their "hate" for the president to fuel Monday's market spiral.
"There's no sense of urgency," Biden said. "The American people, I think, want to know that their president is on top of this, understands it, and that he's being guided by science."
"While he's experiencing zero symptoms, under doctors' standard precautionary recommendations, he'll remain at home until the 14-day period expires this Wednesday," said Meadows' spokesman Ben Williamson on Monday.
Michigan Republican Mayor Michael Taylor said he's voting for Joe Biden because he "can appeal to moderates and Republicans like me who don't want to see four more years of President Trump."
"We are going to take care of and have been taking care of the American public and the American economy," President Trump said Monday.
Anonymous officials also told The Washington Post that the White House was being cleaned more regularly amid the COVID-19 outbreak.
The former vice president also recorded a 43-point lead among African American voters in the Michigan poll.
Trump continues to mock Biden for making mistakes in his speeches, despite having made a few gaffes of his own.
""To meet the Delegate Threshold for the Arizona Debate, candidates must have been allocated at least 20% of the total number of pledged delegates allocated," said a Friday statement from the DNC. Gabbard currently has a total of two delegates.
"I was just so personally hurt."
The Democratic strategist said she was "wrong" and sorry for her comments during a debate with Turner on Thursday night.
The New York senator also posted an attack advert claiming the president had lied "over and over again" about his health care plans.
"Every day I read, 'He's gonna put this one, he's gonna put that one,'" Trump said Thursday, shooting down rumors of replacing Vice President Mike Pence. "If I did, that would be a great act of disloyalty because he's been great."
"We are responsible for the people who claim to be our supporters and do really threatening, ugly, dangerous things to other candidates," Senator Elizabeth Warren told Rachel Maddow on Thursday.
"Joe Biden should not be allowed to sell out women in the morning and be heralded as their friend in the evening," Warren wrote in 2003.
"I think in a certain way Bernie would be tough because he's got a base," Trump said. "It's a much smaller base than my base."
The ex-U.S. attorney Joyce Vance also accused Chief Justice Roberts of "permitting so much from Trump to go unacknowledged" after he rebuked Schumer.
Sanders also said in a Wednesday interview that he was keen to speak with Warren about "what role she can play in our administration."