Russia wheels out key missile in bid to save US arms treaty Russia unveils a missile system that Washington claims is in violation of a key arms control treaty, in a last-minute bid to counter US criticism and save the Soviet-era agreement. President Donald Trump has threatened to walk away from the Intermediate-Range Nuclear Forces treaty (INF), with Washington claiming that Russia's 9M729 ground-based missile system violates the deal. IMAGES of the 9M729 missile on display and related presentation AND SOUNDBITES from Russian & Chinese military officials