OIL SPIKE: Oil prices jumped 6 percent to $95 a barrel, their highest level in two years, after clashes between protesters and forces loyal to the Libyan leader Moammar Gadhafi threatened oil production from the world's 15th largest oil exporter.
PLANE PAINS: Higher fuel costs hurt airline stocks. Delta Air Lines Inc., United Continental Holdings Inc. and US Airways Group Inc. all dropped by 5 percent or more.
THE INDEXES: The Dow Jones industrial average sank 178 points to 12,212. The S&P 500 index fell 27 to 1,315. The Nasdaq fell 77 to 2,756.42.