NEW YORK — Revelations about the mysterious life of the Democratic fund raiser Norman Hsu have not only sent shockwaves through the mainstream political world, the Chinese are also left to worry about a possible fallout. Still somewhat new to the American political game and trying to figure out how to participate in the democratic process, Chinese here fear that Hsu is going to cast a shadow over every yellow face who donates to political parties and candidates, opening them up to unprecedented scrutiny. Hsu made the front page in almost all Chinese media after the Wall Street Journal’s reporting...