FILE - In this Tuesday, Jan. 1, 2013, file photo, the dome of the Capitol is reflected in a skylight of the Capitol Visitor's Center in Washington. The Senate Thursday, Jan. 31, 2013,

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FILE - In this Tuesday, Jan. 1, 2013, file photo, the dome of the Capitol is reflected in a skylight of the Capitol Visitor's Center in Washington. The Senate Thursday, Jan. 31, 2013, took up must-do legislation to permit the government to borrow hundreds of billions of dollars more to meet its obligations, putting off one Washington showdown even as others loom in coming weeks. (AP Photo/Jacquelyn Martin, File) less