Edward Monti, left, a regulatory specialist, confers with trader Anthony Confusione, right, as he monitor trading activity for Virtu Financial at the New York Stock Exchange on Wednesda

 

              Edward Monti, left, a regulatory specialist, confers with trader Anthony Confusione, right, as he monitor trading activity for Virtu Financial at the New York Stock Exchange on Wednesda
Edward Monti, left, a regulatory specialist, confers with trader Anthony Confusione, right, as he monitor trading activity for Virtu Financial at the New York Stock Exchange on Wednesday, Feb. 20, 2013. Stock market indexes flipped between small gains and losses early after the U.S. government reported that housing construction slowed down during the first month of the year. (AP Photo/Bebeto Matthews)