'Provocative act': U.S. Can't Confirm N. Korea Fired Projectiles, Says It Would Be 'Provocative Act'

State Department spokesman John Kirby says the U.S. cannot confirm reports North Korea fired projectiles hours after a United Nations Security Council vote to impose sanctions on Pyongyang.     <<>>    The firing escalated tensions on the Korean peninsula, which have been high since North Korea recent nuclear test and long-range rocket launch, and set the South's military on a heightened alert.