An attorney defending a Canadian teenager accused of killing a U.S. soldier in Afghanistan called for proceedings to be halted during a hearing punctuated by clashes over a lack of established rules for the military trials. Army Capt. John Merriam, an attorney for 19-year-old Omar Khadr, asked the judge to suspend proceedings “until the government gets the rules together.” The judge, Marine Col. Robert S. Chester, said he would rule on the request after reading relevant material delivered by the defense. Full Story