Documentary filmmaker Robert Greenwald , whose movies have criticized the war in Iraq , Fox News and Walmart , called the administration 's pursuit of leakers `` an effort to silence and scare whistleblowers , and to get the press to be quiet and do what it wants them to do . '' ` ` I do n't know what happened there , '' Holder tells the Select Committee . Note : Some records are in ` ` very broad net '' unrelated to leak ##s . Justice Department defends data collection as necessary and limited . The administration has launched several high - profile leak probes .
` ` I do n't know what happened there , '' Holder tells the Select Committee . Note : Some records are in ` ` very broad net '' unrelated to leak ##s . Justice Department defends data collection as necessary and limited . The administration has launched several high - profile leak probes .