Colin Montgomerie of Scotland drives on the fairway of the 18th hole Thursday, July 11, 2013, during the first round of the U.S. Senior Open golf tournament in Omaha, Neb. (AP Photo/Nat

 

              Colin Montgomerie of Scotland drives on the fairway of the 18th hole Thursday, July 11, 2013, during the first round of the U.S. Senior Open golf tournament in Omaha, Neb. (AP Photo/Nat
Colin Montgomerie of Scotland drives on the fairway of the 18th hole Thursday, July 11, 2013, during the first round of the U.S. Senior Open golf tournament in Omaha, Neb. (AP Photo/Nati Harnik)