The following are the top stories in the Wall Street Journal. Reuters has not verified these stories and does not vouch for their accuracy. _0"> * A global cat-and-mouse game involving the admitted leaker of National Security Agency secrets exploded into a diplomatic scramble, as U.S. authorities sought to catch Edward Snowden before he reached what supporters say is his next goal: political asylum in Ecuador. () * Federal officials are cracking down on fraud in student-aid programs, responding to evidence that a growing number of recipients are pocketing federal loans and grants without any intent of going to school. () * Banks have floated to federal regulators a proposal on how to pay for a restructuring of the nation's largest financial institutions in the event of a future crisis. () * Chinese companies are under growing financial pressure as the country's economic growth slows. So industries ranging from airlines to steel to consumer appliances increas