Lakers make two hires to front office, including assistant GM

 (Mario Tama / Getty Images)With ownership of the team still in limbo, the Lakers announced two front office additions Friday, hiring former Miami Heat executive Eric Amsler as assistant general manager, player personnel, while bolstering their sports performance staff with Keith D’Amelio as director of integrated performance systems.Boosting the team’s behind-the-scenes infrastructure was one of Mark Walter’s major initiatives when the Dodgers’ owner bought the Lake