 At 3.20, an update on money news. Trading on Wall Street was lower today after what experts are calling the largest IT outage in history. The Dow fell 377, the S&P 500 dropped 39, and the Nasdaq tumbled 144. Meanwhile, the global tech outage that forced local airlines, hospitals, banks to a standstill Friday was caused by a faulty update from a cybersecurity company delivered to Microsoft Windows customers.