(The Associated Press) A new book will offer an up-close-and-personal take on David Beckham's American adventure.Grant Wahl's "The Beckham Experiment," due out in July from Crown Publishing Group, draws upon interviews with Beckham, and teammates and officials at the L.A. Galaxy. The British soccer superstar signed a five-year contract reportedly worth $250 million in 2007.Wahl is a senior writer at Sports Illustrated.