Trader Jonathan Corpina, right, works on the floor of the New York Stock Exchange Thursday, Jan. 10, 2013. Stocks opened higher on Wall Street Thursday, gaining for a second day, after the European Central Bank chief said the region was poised to start growing again, bolstering expectations that the worst of the region's crisis is behind it. (AP Photo/Richard Drew)

Associated Press
Trader Jonathan Corpina, right, works on the floor of the New York Stock Exchange Thursday, Jan. 10, 2013. Stocks opened higher on Wall Street Thursday, gaining for a second day, after the European Central Bank chief said the region was poised to start growing again, bolstering expectations that the worst of the region's crisis is behind it. (AP Photo/Richard Drew)
Trader Jonathan Corpina, right, works on the floor of the New York Stock Exchange Thursday, Jan. 10, 2013. Stocks opened higher on Wall Street Thursday, gaining for a second day, after the European Central Bank chief said the region was poised to start growing again, bolstering expectations that the worst of the region's crisis is behind it. (AP Photo/Richard Drew)