** FILE ** Heinz Berggruen looks on at a press conference in Berlin in this Aug. 29, 2003 file photo. Heinz Berggruen, an influential German-born collector of Picasso's artworks and longtime friend of the artist, has died in France, according to the Picasso Museum in Paris on Sunday, Feb. 25, 2007. He was 93. (AP Photo/Franka Bruns)