RABAT, Morocco - For more than a decade, Osama bin Laden had few soldiers more devoted than Abdallah Tabarak. A former Moroccan transit worker, Tabarak served as a bodyguard for the al Qaeda leader, worked on his farm in Sudan and helped run a gemstone smuggling racket in Afghanistan, court records here show. During the battle of Tora Bora in December 2001, when al Qaeda leaders were pinned down by U.S. forces, Tabarak sacrificed himself to engineer their escape. He headed toward the Pakistani border while making calls on Osama bin Laden's satellite phone as bin Laden and the others...