Maj. Nidal Malik Hasan, the Army psychiatrist charged with killing 13 people in a shooting spree at Fort Hood and wounding dozens of others, begins an arduous legal process today that could end in his death. The Article 32 proceeding, as it is called, could run for more than a month with Col. James Pohl sifting through the evidence. Pohl's task will be to gather evidence and then tell higher-level commanders if a trial should be ordered. It isn't clear how Hasan's lawyer, himself a former military judge, will counter testimony, likely from GIs in a crowded Fort Hood deployment...