FILE - In this March 11, 2010 file photo, the empty frame, center, from which thieves cut Rembrandt's "Storm on the Sea of Galilee" remains on display at the Isabella Stewart Gardner Museum in Boston. More than a dozen works were stolen from the museum on March 18, 1990. On Thursday, Aug. 6, 2015, the U.S. Attorney's Office released a surveillance video showing an automobile outside the rear entrance and an unauthorized visitor entering the museum 24 hours before the robbery. (AP Photo/Josh Reynolds, File)