Art Basel puts photography in the frame

Move over painting and sculpture: the definition of blue-chip is expanding. As the International Center of Photography prepares to reopen in New York next week and the new Pritzker Center for Photography at the San Francisco Museum of Modern Art welcomes its first visitors, dealers at Art Basel are dedicating extensive (and expensive) wall space to photography, which is being embraced by a new generation of collectors.Meanwhile, the Fondation Beyeler in Riehen, near Basel, is planning its first