Dow Jones Industrial Average drops 650 points to close bad week

U.S. stocks slumped Friday, pulling down the Dow Jones Industrial Average by more than 650 points and handing the market its worst week in two years. Technology, banks and energy stocks accounted for much of the broad slide. Several major companies, including Exxon Mobil and Google’s parent company, Alphabet, sank after reporting weak earnings. Fears of…