TOKYO (Reuters) - Blond, blue-eyed Westerners probably can't be as successful at Middle East diplomacy as Japanese with their "yellow faces," Japanese Foreign Minister Taro Aso was quoted by media as saying in a weekend speech. "Japan is doing what Americans can't do," the Nikkei business daily quoted the gaffe-prone Aso as saying in a speech on Sunday. "Japanese are trusted. If (you have) blue eyes and blond hair, it's probably no good," he said. "Luckily, we Japanese have yellow faces." Foreign Ministry officials were unable to comment on the report, which said Aso elaborated by saying Japan had never...