The Army grounded its fleet of AH-64 Apache helicopters late yesterday after discovering a "faulty tail rotor swashplate assembly," the service said in a statement released today. The decision to ground the Apaches was a precautionary move, the Army said. "The order also calls for a serial number inspection of all 742 AH-64A and D aircraft to determine if specific swashplate assemblies are on an aircraft," the Army said. "Certain serial numbers have been identified as being potentially faulty and...