who say, don't do it. and then there's a group of people who have been literally doing it in vans and super market parking lots. the pendulum can go too far in either direction. there is a legitimate use of psa and we need to drive this back into the doctor's office where a man is informed of the risks and the benefits and probably some benefits and then the man can decide to get the psa and, in some instances, he is going to need to get some of these other tests like the mri that i'm excited about. >> is this a change in position for you? i think the last time we spoke the task force came out is sxand the psa testing should not be done? was that the message that should have been heard? >> i don't think so. the task force actually said that some men are going to want to be screened and some doctors are going to want to screen and those doctors have an obligation to inform the man of the known risk and the known benefits and