Biden won't drop out, campaign insists in a new memo

• President Joe Biden will remain at the top of the Democratic ticket, his campaign insists in a new memo obtained by NBC News.
• The memo from the campaign's battleground states director Dan Kanninen stresses that while lawmakers increasingly call on the president to step down, Biden still has the support of voters.
• But Kanninen acknowledged that many polls show Biden trailing Trump, writing, "I will not sugar coat the state of the race: we have our work cut out for us to win this November."

President Joe Biden's campaign insisted Friday that he will remain at the top of the Democratic ticket, stressing in a new memo thatBiden still has the support of voters, even as a growing number of Democratic lawmakers call on him to drop out.

"While voters consistently mention President Biden's age when contacted, our target voters — both reengagement and true swing voters — are still planning to vote for him, making it clear the debate has not hurt support among the voters who will decide this election," says the memo, first reported by NBC News.

"Joe Biden has made it more than clear: he's in this race and he's in it to win it. Moreover, he's the presumptive nominee, there is no plan for an alternative nominee," the memo said.

On Thursday night, Sen. Jon Tester of Montana became the second Democratic senator to publicly call on the president to drop out. On Friday morning, Illinois Rep. Sean Casten became the 21st House Democrat to do so.

The Montana senator's statement came on the heels of reporting that both Senate Majority Leader Chuck Schumer and former House Speaker Nancy Pelosi have spoken with Biden in recent days to tell him that his presidential bid may cost the party both chambers of Congress in November.

"In a few short