Air Force investigators say the grounding of the F-15 Eagle fleet last year could have played a role in February's fatal collision of two F-15Cs over the Gulf of Mexico, according the service's accident report on the crash. While unable to directly link the nearly three-month-long stand-down -- implemented after the mid-air breakup of a Missouri Air Guard F-15 in November 2007 -- to the collision, the report lists the "loss of Mishap Pilots' flight proficiency during the F-15C fleet...
