The Air Force has tweaked its heavy bomber force structure plan under the New START Treaty, ratcheting up the number of nuclear-capable B-52H bombers it plans to retain from 41 to 42 while also paring back by one the number of non-operational B-52s the service will convert to a conventional-only role. Lt. Gen. Mike Holmes, deputy chief of staff for strategic plans and requirements, in written responses to questions asked following a House Armed Services Committee hearing last spring and...