A B-52 and B-1B bombers, accompanied by a KC-10 tanker, land at Poltava Air Base, Ukraine, marking the first time since World War II that US bombers have landed in that country. B-17 bombers had flown there 50 years earlier on shuttle bombing missions against Nazi targets in eastern Europe.
The Air Force has awarded multimillion contracts to two industry teams to design small prototype engines for the service’s future Collaborative Combat Aircraft, according to Feb. 23 announcements.


