U.S. nuclear arms inspectors recently discovered that Russia is violating the New START arms treaty by improperly eliminating SS-25 mobile missiles, American defense officials said. The violations were discovered during an on-site inspection carried out in Russia in April, said officials familiar with details of the inspection.

During the recent visit to a Russian missile base, U.S. technicians found critical components of SS-25s—road-mobile, intercontinental ballistic missiles—had been unbolted instead of cut to permanently disable the components. Additionally, American inspectors were unable to verify missiles slated for elimination had been destroyed. Instead, only missile launch canisters were inspected. READ MORE