Wall Street declines as markets assess Powell's testimony

US stock indices declined on Wednesday as markets assess Fed Chair Jerome Powell's Congressional testimony. 

Powell asserted to the Senate, the Fed's commitment to combat inflationary pressures with all measures available. 

He asserted the Fed has enough tools to truly control inflation and bring it back to 2%. 

The Fed pointed to strong aspects of the economy, especially in the labor sector and rebounding demand. 

Dow Jones fell 0.1% as of 14:17 GMT to 30,490, while S&P 500 declined 0.1% to 3,760, as NASDAQ rose 0.5% to 11,127.