FXstreet.com (San Francisco) - Global markets are generally on the defensive and U.S. stocks fell sharply on Tuesday, weighed by weak quarterly earnings, which is translating into a stronger U.S. dollar and Japanese yen. The Dow Jones Industrial Average dropped 243.28 points, or 1.8%, to record its largest daily decline in four months at 13,102.61. The S&P 500 index fell 20.7 points, or 1.4%, to end at 1,413.12. The Nasdaq Composite slid 26.5 points, or 0.9%, to close the session at 2,990.46, a 2-monht low. At the closing bell, Facebook reported 3Q adjusted earnings of per share $0.12, beating estimates of $0.11. Facebook also reported that revenue from advertising was $1.09 billion, a 36% increase from the same quarter last year.