prosecuting journalists as part of leak investigations. the justice department has responded to house republicans. but they threaten to subpoena the attorney general if they did not hear from him by 5:00 p.m. eastern time today. it's the top story at the bottom of the hour. and shannon bream is on it from d.c. shannon? >> shepard that subpoena is a very real possibility now, that's not all. g.o.p. house judiciary committee leaders have been trading letters with the justice department. though they call the responses from the department official other than the attorney general himself insulting. quote: congress and the american people deserve to have the attorney general respond to the committee on the record. a letter from a subordinate that fails to answer any of our questions does not suffice. but democrats on the judiciary committee, including congressman hank johnson say they are satisfied with the justice department's response. and the white house continues to back holder. >> the attorney general has the full confidence of the president of the united states and is handling his