(CNN) – Federal officials announced indictments Tuesday against four police officers and two supervisors in the investigation surrounding the post-Katrina deaths of civilians on New Orleans' Danziger Bridge. At least three New Orleans police officers were in FBI custody Tuesday afternoon, an attorney for one of them confirmed. Kenneth Bowen, Anthony Villavaso and Robert Gisevius … Continue reading Indictment for post-Katrina "Danziger bridge killings"