After close to two decades, the Air Force's MQ-9 Reaper drone may soon be replaced with a cheaper, more adaptable platform capable of intelligence, surveillance and reconnaissance as well as precision strike, top service officials said yesterday. The new program would be centered around a drone that is mass produced, lends itself to the Air Force’s open architecture framework and is significantly less expensive, Maj. Gen. Christopher Niemi, the military deputy for Air Force Futures, told the Senate Armed Services...