The Economy & The Fiscal Cliff
• U.S. stocks increase in first day of 2013 trading following "cliff" deal
• With "cliff" deal reached, House members turn attention to Sandy bill
• Despite deal reached, budget fights anticipated over next coming months
• LIVE COVERAGE: Latest political news from Reuters
BEIJING The new U.S. ambassador to China has said that stopping the threat posed by North Korea will be a top priority, along with resolving the U.S.-China trade imbalance, according to a video message to the Chinese people released on Monday.