With President Barack Obama and members of the Senate headed back to Washington, D.C., political leaders are preparing to make a final attempt at averting the "fiscal cliff" that economists have said could return the U.S. into a recession. In a sign that there may be a way to break the standoff, Rep. John Boehner, head of the Republican-controlled House of Representatives, urged the Senate, where Democrats hold the majority, to offer a proposal that could restart movement toward a budget compromise.