Shortly after Lorenzo Booker learned he was drafted by the Dolphins, the Florida State running back became excited about learning nuances of the NFL game from Ricky Williams. Instead, he'll essentially be replacing Williams. Not only does Booker have the same locker that Williams occupied in the Dolphins' training complex, he'll also likely be Ronnie Brown's backup in Miami's backfield and fill the role many expected Williams to have before his suspension for violating the league's drug policy was extended until at least September.