The Senate Armed Services Committee will mark up its version of the fiscal year 2017 defense policy bill next week, and may include language that could have a considerable impact on key Air Force plans, including its strategy to replace the Russian-made RD-180 engine and its approach to contracting for the B-21 Long-Range Strike Bomber. The House Armed Services Committee's version of the bill, which passed the full committee April 28, included a few surprises for the Air Force. The...