New weapons and technologies arming the Air Force’s stealthy B-2 bombers are expected to bring “massive firepower to even the most heavily-defended targets,” according to an official service acquisition report. Specific adjustments, as outlined by the report, include the expected delivery of a new “earth-penetrating” upgraded B-61 mod 12 nuclear bomb for the aircraft – to arrive as soon as this year. – The National Interest Photo: US Air Force