Barbara Bertozzi, the widow of American art dealer Leo Castelli, stands next to the Roy Lichtenstein painting, “Electric Cord,” which had been missing for 42 years, after it was returned to her by Preet Bharara, U.S. Attorney for the Southern District of New York, at a news conference on Tuesday, Oct. 16, 2012 in New York. (AP Photo/Bebeto Matthews)