BROOKLYN (WABC) -- A federal grand jury in Brooklyn returned an indictment Wednesday against a Bosnian national seen on video in a June knife attack on NYPD officers. Dzenan Camovic, 21, of Flatbush, is charged with attempted aggravated murder and other charges for allegedly stabbing a police officer in the neck, taking the injured officer's gun, using it to shoot the officer's partner in the hand, and also firing it at responding police officers, wounding a third officer