The United States is moving to impose sanctions on North Korea in accordance with a U.N. Security Council resolution adopted following the North’s missile launches in July, a senior South Korean official said Tuesday. However, the U.S. push for sanctions could be thwarted if North Korea returns to the deadlocked international talks aimed at ending the communist nation’s nuclear program, the official told The Associated Press. The official, who is involved in the talks, spoke on condition of anonymity because of the sensitivity of the issue. Full Story