SAN JUAN, Puerto Rico – Many detainees locked up at Guantanamo were innocent men swept up by U.S. forces unable to distinguish enemies from noncombatants, a former Bush administration official said Thursday. "There are still innocent people there," Lawrence B. Wilkerson, a Republican who was chief of staff to then-Secretary of State Colin Powell, told The Associated Press. "Some have been there six or seven years." Wilkerson, who first made the assertions in an Internet posting on Tuesday, told the AP he learned from briefings and by communicating with military commanders that the U.S. soon realized many Guantanamo detainees were...