Several Democrats in Congress have expressed concern about the looming U.S. deficit default and government shutdown next month, saying there is no backup plan. The Senate could vote on a House-passed measure that would provide funding to the federal government into early December and suspend the debt ceiling until 2022. Senate Minority Leader Mitch McConnell (R-Ky.) said that Republicans are unwilling to raise the debt ceiling, pointing to Democrats having control over both houses of Congress and the executive branch. “I don’t know what the plan B is… Plan B is to have Republicans step up and be responsible,” Sen. Debbie Stabenow (D-Mich.) told The Hill. “So then what’s the plan?” Sen. Jon Tester (D-Mont.) told the publication. “We’ve got to pay our bills,” he added. “This is asinine… People need to remove their heads from their lower extremities.” Sen. John Thune (R-S.D.), the No. 2 Republican in the upper …