 According to sources familiar with the call, four lawmakers who serve as ranking members of committees said they wanted to see Biden step aside from the campaign. Over a dozen Democratic lawmakers and governors have publicly backed Biden, including Governors Gretchen Whitmer of Michigan and Gavin Newsom of California, two rising stars in the party. Biden, for his part, has been busy trying to prove the critics wrong with campaign stops across the swing state of Pennsylvania over the weekend. Barbara Sprint and Peer News, Washington.