FILE - In a June 16, 2003 file photo, Vice President Dick Cheney, left, appears with U.S. Sen. Arlen Specter at a fundraiser at the Crown Plaza Hotel in Harrisburg, Pa. Former U.S. Sen. Arlen Specter, longtime Senate moderate and architect of one-bullet theory in JFK death, died Sunday, Oct. 14, 2012. He was 82. (AP Photo/Carolyn Kaster, File)

Associated Press
FILE - In a June 16, 2003 file photo, Vice President Dick Cheney, left, appears with U.S. Sen. Arlen Specter at a fundraiser at the Crown Plaza Hotel in Harrisburg, Pa.  Former U.S. Sen. Arlen Specter, longtime Senate moderate and architect of one-bullet theory in JFK death, died Sunday, Oct. 14, 2012.  He was 82.  (AP Photo/Carolyn Kaster, File)
FILE - In a June 16, 2003 file photo, Vice President Dick Cheney, left, appears with U.S. Sen. Arlen Specter at a fundraiser at the Crown Plaza Hotel in Harrisburg, Pa. Former U.S. Sen. Arlen Specter, longtime Senate moderate and architect of one-bullet theory in JFK death, died Sunday, Oct. 14, 2012. He was 82. (AP Photo/Carolyn Kaster, File)
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