Wall Street rises on gains in healthcare stocks

Wall Street was higher on Tuesday, helped by gains in healthcare stocks, even as investors awaited monetary policy decisions from the U.S. Federal Reserve and the Bank of Japan. Uncertainty surrounding the Bank of Japan is higher as investors have little idea of what tools it could use to achieve its inflation target. "Investors have become more comfortable knowing that a Fed rate hike decision will be put off until future meetings, but there is more uncertainty with what Japan will do," said Pa