brian sigritz joins us. first, this news update from c- span radio. >> republican carol issa is challenging president obama's claim of executive privilege. the president claimed broadly covers documents about the program called operation fast and furious, not just those prepared for the president. but rep issa claims of those were to his senior advisor is. he questions whether president obama was asserting executive power solely to interfere with the investigation. eric schultze spoke yesterday saying that congressman issa's assertion merely promotes contention. on capitol hill today, were the illinois democratic congressman jesse jackson jr. is on medical leave for exhaustion. the chicago tribune stated that it was the first public disclosure that he has been on medical leave since june 10. during that time, his office has issued at least 10 news releases. as to why jackson's office waited two weeks to tell his constituents, as the spokesman says it was a family request. those are some of the headlines on c