U.S. Strategic Command chief Gen. John Hyten on Tuesday told the Senate Armed Services Committee that 100 new B-21 bombers would be enough to satisfy strategic requirements, after the Air Force surprised analysts by suggesting it may look to grow the program. "From the top level, I think 100 is sufficient from an operational perspective, not a budget perspective," Hyten told Sen. Mike Rounds (R-SD) at an April 4 hearing on STRATCOM operations. "I have a certain requirement in the...