Not much seems to faze the stock market these days even as risks abound, from war in the Middle East, to trade tensions, to slowing growth. But Wall Street’s biggest fear arrives today when the Federal Reserve meeting ends and Chair Jerome Powell explains the central bank’s outlook.

Wall Street's main indexes opened subdued on Wednesday, ahead of the Federal Reserve's monetary policy decision, as the Israel-Iran conflict that entered its sixth day kept investors on edge.

U.S. stocks are holding nearly in place as Wall Street waits to hear where the Federal Reserve may be taking interest rates. The S&P 500 was little changed early Wednesday. The Dow Jones Industrial Average was also flat,