Nuke in the Shell: Technical Characteristics of B61 Tactical Nuclear Bomb
14:09 GMT 31.08.2017 (Updated: 16:35 GMT 31.08.2017)
The B61 is an American nuclear gravity bomb. Its development was initiated by the Los Alamos National Laboratory, New Mexico, in 1960. The first test was conducted in August 1963 and the bomb was eventually adopted in 1968.