A key Democrat in the U.S. Senate on Tuesday said the United States will not default ahead of the chamber’s vote on a bill that would suspend the debt ceiling for over a year. “It is not going to happen,” Sen. Joe Manchin (D-W.Va.) told reporters in Washington. The United States is poised to be unable to meet its financial obligations if lawmakers don’t raise or suspend the debt limit by Oct. 18. But the suspension bill, passed by the House of Representatives along party lines last week, has virtually no Republican support in the Senate. Democrats control the 50-50 chamber but need 60 votes on a cloture motion before a final vote. Senate Minority Leader Mitch McConnell (R-Ky.) has said it is the Democrats’ responsibility to deal with the ceiling because the party has been operating on a “partisan basis.” One possibility is folding a provision into the budget …