FILE - In this Jan. 12, 2016, file photo, Army Sgt. Bowe Bergdahl arrives for a pretrial hearing at Fort Bragg, N.C. Bergdahl and his attorneys have arrived at a courthouse Monday, Feb. 13, 2017, where they'll try to convince a military judge that President Donald Trump violated Bergdahl's due process rights. Bergdahl is scheduled for trial in April. He is accused of endangering the lives of soldiers who searched for him after he walked off his post in Afghanistan in 2009.(AP Photo/Ted Richardson, File)