China, Iran, and North Korea – opponents of the United States – fear an air invasion and are building deep bunkers. However, the Pentagon already has powerful bombs that can hit such facilities, reports The Telegraph. New American bombs The article says that earlier photographer Ian Recchio took photos of a Boeing B-1 bomber of the US Air Force refueling from a Boeing KC-135 Stratotanker. Under the swing-wing B-1’s forward fuselage was a large bomb. “Aviation expert David Cenciotti was one of the first people to see Recchio’s photos. At first, Cenciotti thought the bomb might be a GBU-31, an u…