Asia tracks Wall Street higher, dollar stands tall

By Shinichi Saoshiro TOKYO (Reuters) - Asian equities tracked a mild bounce on Wall Street to edge higher on Wednesday, although caution over talks later in the day in the ongoing Greek debt saga limited gains. Japan's Nikkei rose 0.9 percent, given an extra lift by a weaker yen and Australian shares gained 0.4 percent. MSCI's broadest index of Asia-Pacific shares outside Japan was steady.