didn't -- all we did was look for bergdahl. all we were doing was going on leads. intel he was in a specific village or being moved from a village to another location and we would act on that intelligence. essentially chasing a ghost because we never came up with anything. >> in the months that followed, the 501st infantry division lost six soldiers. >> bergdahl leaving changed the mission. >> if he wouldn't have deserted us, these soldiers very well could have been in a different place at a different time. >> it was a very big betrayal. >> the military has promised a comprehensive review. >> let's get the facts, but let's first focus on getting sergeant bergdahl well. >> until then, the mystery surrounding bowe bergdahl and what happened to him that fateful night remains. >> bergdahl's hometown of haley, idaho, has decided to cancel the celebration that is planned for