Will convicted killer Brendan Dassey go free? Not if the Wisconsin Attorney General’s Office wins their appeal against his petition for a writ of habeas corpus. On Wednesday, they filed their opening brief in Dassey v. Dittman in a bid to keep him locked up.A federal judge overturned Dassey’s conviction in August, saying that his videotaped confession to the 2005 murder of photojournalist Teresa Halbach was “involuntary” under the Fifth and Fourteen Amendments. But the AG is now requesting an oral argument, and a chance to prove that police did everything legit. They maintain that he fessed up to his...