By Matt Spetalnick WASHINGTON (Reuters) - Three Yemenis and two Tunisians held for more than a decade at the U.S. military prison at Guantanamo have been flown to Kazakhstan for resettlement, the Pentagon said on Tuesday, the latest in a series of prisoner transfers aimed at closing the facility. The transfer of the five men followed a recent pledge by President Barack Obama for a stepped-up push to shut the internationally condemned detention center at the U.S. naval base in Cuba where most prisoners have been held without being charged or tried. The U.S. ...