HONG KONG (AP) — World stock markets were Mixed on Thursday as investors analyzed the Fed's decision to keep interest rates unchanged and kept an eye out for developments from China-U.S. trade talks in Beijing. KEEPING SCORE: European shares slipped in early trading. France's CAC 40 lost 0.3 percent to 5,155.00 and Germany's DAX fell 0.2 percent to 12,772...