NEW YORK (AP) -- Stocks are getting off to a weak start on Wall Street, following European markets lower as Portugal's government neared collapse.
The price of oil spiked above $100 a barrel for the first time since September as a showdown between Egypt's president and military approached a deadline.
The Dow Jones industrial average slipped 18 points, or 0.1 percent, to 14,913 in the first few minutes of trading Wednesday.
The Standard & Poor's 500 index was down five points, or 0.3 percent, at 1,608.
The Nasdaq composite fell five points, or 0.1 percent, to 3,428.
U.S. markets will close at 1 p.m. ahead of the July 4th holiday.
Portugal's stock index plunged 6 percent after the country's foreign minister resigned, further undermining the government and its commitment to an austerity program.