NEW YORK, July 16 (Xinhua) -- U.S. stocks ended higher on Wednesday after U.S. President Donald Trump tempered speculation about potential changes at the Federal Reserve.

MOSCOW/KIEV, July 16 (Xinhua) -- Russia on Tuesday rejected U.S. President Donald Trump's 50-day ultimatum to agree to an Ukraine ceasefire, dismissing the threat of "severe tariffs" as unacceptable.