U.S. stock indexes are rising as Wall Street waits to hear what the Federal Reserve will say about where interest rates may be heading.

Wall Street's main indexes moved higher on Wednesday ahead of the Federal Reserve's widely anticipated monetary policy decision, at a time when worries linger about trade policies and their impact on the economy.

Wall Street's major averages moved higher on Wednesday as traders turned their attention to the Federal Reserve's rate decision slated to come later in the day. Early on and the S&P 500 (SP500) was +0.