...Interviews with soldiers familiar with the specific missions in which the six died suggest the charge is complicated -- but not without merit given how much the 501st Parachute Infantry Regiment became focused on "PR" -- personnel recovery -- after Bergdahl vanished from his guard post on June 30, 2009. "The fact of the matter is, when those soldiers were killed, they would not have been where they were at if Bergdahl had not have left," said former Sgt. Evan Buetow, Bergdahl's former team leader. "Bergdahl leaving changed the mission." [....] A U.S. official told CNN last week that Pentagon...