NORMAN, Okla. (AP) -- The Pakistani roommate of a man authorities say died when he detonated an explosive device outside a crowded football stadium was led in handcuffs from a party shortly after Saturday's explosion, the head of an Islamic student group said. Fazal M. Cheema, a finance major, shared a university-owned apartment with Joel Hinrichs III, 21, who died Saturday when a device attached to his body exploded as he sat on a bench outside George Lynn Cross Hall. Cheema and three other Muslim students were led in handcuffs from a party by police after the blast, Ashraf Hussein,...