Stocks sink on concerns about regional bank loans
New York — US stocks closed lower Thursday as jitters spread on Wall Street about credit market turmoil and regional banks’ exposures to bad loans. The Dow fell 302 points, or 0.65%. The broader S&P 500 dropped by 0.63%, and the tech-heavy Nasdaq Composite moved 0.47% lower. Volatility has returned to Wall Street amid rising…