In 2007, Sheldon Adelson opened the Venetian Macao, with the world’s largest casino. U.S. authorities are investigating his company’s compliance with the Foreign Corrupt Practices Act.Photograph by Matthew Niederhauser / Institute In the late summer of 2007, a fifty-year-old former barber named Siu Yun Ping began making regular visits from his village, in Hong Kong, to the city of Macau, the only