This photo released by the police in Rotterdam, Netherlands, on Tuesday, Oct. 16, 2012, shows the 1919 painting 'Reading Girl in White and Yellow' by Henri Matisse. Dutch police say seven paintings stolen from the Kunsthal museum in Rotterdam include one by Pablo Picasso, one by Henri Matisse, and two by Claude Monet. The heist, one of the largest in years in the Netherlands, occurred while the private Triton Foundation collection was being exhibited publicly as a group for the first time. (AP Photo/Police Rotterdam)
Dutch police said Wednesday they had no suspects in the case, the largest art heist in the country for more than a decade, though an appeal to witnesses had produced more than a dozen tips for investigators to follow up.