** FILE ** Retired New Orleans police Sgt. Arthur "Archie" Kaufman, charged with covering up the deadly shootings of civilians on the Danziger Bridge in New Orleans in the aftermath of Hurricane Katrina, enters federal court on Monday, July 11, 2011, in New Orleans. (AP Photo/The Times-Picayune, Ted Jackson)

Photo by: TED JACKSON

** FILE ** Retired New Orleans police Sgt. Arthur "Archie" Kaufman, charged with covering up the deadly shootings of civilians on the Danziger Bridge in New Orleans in the aftermath of Hurricane Katrina, enters federal court on Monday, July 11, 2011, in New Orleans. (AP Photo/The Times-Picayune, Ted Jackson)