Tokyo stocks fell Wednesday morning following overnight falls on Wall Street, with investors becoming wary ahead of the results of a U.S. Federal Reserve policy meeting later in the day. The 225-issue Nikkei Stock Average fell 216.12 points, or 0.56 percent, from Tuesday to 38,189.54. The broader Topix index was down 17.47 points, or 0.64 percent, at 2,725.70. The U.S. dollar was firm in the upper 157 yen range in Tokyo as the currency was bought on expectations that the Fed would keep interest rates elevated for longer than expected after U.S. data released Tuesday pointed to increasing labor…