On Sunday, Russian President Vladimir Putin announced that the missile had cleared the final test, calling it a unique weapon. Russian Chief of the General Staff Valery Gerasimov said it flew 14,000 kilometers (8,700 miles) in an October test…

On Sunday, Russian President Vladimir Putin announced that the missile had cleared the final test, calling it a unique weapon. Russian Chief of the General Staff Valery Gerasimov said it flew 14,000 kilometers (8,700 miles) in an October test…