They don’t necessarily want to see it completely eliminated. They only want to see it reduced so that an opponent can, with a very high probability of success, completely destroy our nuclear capability in one fell swoop. Once that is done, Obama can order the Trident SSBNs base to their home ports and the stage is set.
Why attack and destroy the US riches when they will be delivered without a shot being fired by the enemies who now lead our government with the bleating approval of the generations of sheep produced by the public school system?