correspondent john roberts joins us live from new orleans. john? >> where durst is at this very moment greta and probably will be for a little while yet. it was thought that robert durst would probably beat a probably pretty hasty exit los angeles. at this appearance at the courthouse he waived his right to an extradition hearing so the presiding magistrate said that's great fine, thank you. i will call the los angeles police department to come and pick you up. but the new orleans parish district attorney's office had other ideas. they said whoa, wait a minute, not so fast here. we may want to file charges of our own against robert durst. they would not tip their hand as to what those charges might be. it could revolve around. this when durst was arrested at the j.w. marriott hotel on canal street saturday evening he had in his possession a .38 caliber smith and wesson revolver. if he has found to have been convicted in the last 10 years of certain felony convictions. he could be staying in louisiana for a mandatory 10 years because of felony gun