In Asia, markets ended mixed. Japan's Nikkei index extended gains by 141.18 points, or 1.71%, to 8,375.36, amid a rally of the U.S. dollar against the yen. Sony shares rose after the electronics giant presented a game machine that combines a TV tuner, DVD recorder and game player in a single box.
In Hong Kong, the Hang Seng index slipped 2.07 points, or 0.02%, to 9,508.55.
Canada's benchmark S&P/TSX rose 0.35 points, or 0%, to 6,836.56.