NEW YORK :The U.S. dollar fell against the yen and Swiss franc on Wednesday after economic data showed weakening labor market conditions, supporting investor expectations of U.S. monetary policy easing by the Federal Reserve. The U.S. Labor Department said on Wednesday that job openings, a measure of labor market demand, fell more than expected to 7.181 million in July. Economists polled by Reuters had expected 7.378 million job openings in the JOLTS data. With the Fed focused on the jobs