WASHINGTON (TND) ā Concerns over the state of the U. S. economy are growing as fears of a recession continue to take a toll on Wall Street. The stock market ended the week in the red with the Dow Jones falling nearly 350 points. The S&P was down roughly 70 points and the tech-heavy NASDAQ dropped more than 300 points. Caption: Concerns over the state of the U. S. economy are growing as …