Russian Defense Minister Sergey Shoigu said the Admiral Kuznetsov, carrying dozens of military aircraft, would be sent to the eastern Mediterranean to join other Russian ships off the war-torn country's coast, state news agencies reported. The announcement -- a potential contingency plan for the failure of the ceasefire -- came in the wake of surging violence, including the deadly bombing of a Syrian Arab Red Crescent aid convoy Monday night. JUST WATCHED US blames Russia for bombing aid convoy Replay More Videos ... MUST WATCH US blames Russia for bombing aid convoy 03:27Speaking at the United Nations Wednesday, US Secretary of State John Kerry said the the ceasefire was "hanging by a thread". He denounced the "outrageous" attack on the aid convoy, and said the international community had been "woefully inadequate" in Syria. Kerry said that all war planes over Syria should be grounded, to "prevent Syria from doing what it so often does in the past -- to target civilians."

Source: CNN September 21, 2016 13:28 UTC