<a href="https://en.wikipedia.org/wiki/B61_nuclear_bomb" class="extiw" title="w:B61 nuclear bomb">B61 Thermonuclear Bomb</a>. The B61 <a href="https://en.wikipedia.org/wiki/nuclear_bomb" class="extiw" title="w:nuclear bomb">nuclear bomb</a> is designed for carriage by <a href="https://en.wikipedia.org/wiki/Supersonic_aircraft" class="extiw" title="w:Supersonic aircraft">aircraft</a> at <a href="https://en.wikipedia.org/wiki/Supersonic_speed" class="extiw" title="w:Supersonic speed">supersonic flight speeds</a> and is the primary <a href="https://en.wikipedia.org/wiki/thermonuclear_weapon" class="extiw" title="w:thermonuclear weapon">thermonuclear weapon</a> in the <a href="https://en.wikipedia.org/wiki/United_States" class="extiw" title="w:United States">U.S.</a> stockpile since the end of the <a href="https://en.wikipedia.org/wiki/Cold_War" class="extiw" title="w:Cold War">Cold War</a>. The weapon was designed and built by the <a href="https://en.wikipedia.org/wiki/Los_Alamos_National_Laboratory" class="extiw" title="w:Los Alamos National Laboratory">Los Alamos National Laboratory</a> in <a href="https://en.wikipedia.org/wiki/New_Mexico" class="extiw" title="w:New Mexico">New Mexico</a> beginning in 1961 and has been produced in several versions.
Unknown author<span style="display: none;">Unknown author</span>
2008-10-15
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