MESA, AZ -- At Boeing's production center for attack helicopters here on the outskirts of Phoenix, company executives are strategizing how they will adapt the Apache helicopter for the Army's future modernization needs, 50 years after the helicopter flew for the first time. The Army Transformation Initiative , rolled out in May, calls for the divestiture of the older AH-64D model Apaches, along with several other legacy aircraft. Following the ATI, Army senior leaders said the service will “pure fleet”...