Article Photos: US stocks close mixed on uneven economic signals

In this Friday, Jan. 25, 2013, photo, Trader Michael Urkonis, center, works on the floor of the New York Stock Exchange. Wall Street appeared headed for a day of trade without drama Monday Jan. 28, 2013. (AP Photo/Richard Drew)

In this Friday, Jan. 25, 2013, photo, Trader Michael Urkonis, center, works on the floor of the New York Stock Exchange. Wall Street appeared headed for a day of trade without drama Monday Jan. 28, 2013. (AP Photo/Richard Drew)