The Air Force is testing a new bunker-busting bomb that could counter North Korea and IranResearch on the 5,000-pound weapon began in 2017.By Rachel S. Cohen4 years ago
The Air Force’s struggle to fight subterranean warfareThe emergence of a new era of tunnel warfare will challenge the Air Force to think of new ways to find, and defeat, a hidden enemy.By Stephen Losey and Todd South6 years ago
