Likely to be fatal. how to detect and stop that? dr. davis is with us now to find out more. great to see you. why should men know and those who most men know about prostate cancer, detecting and treating it. >> everyone is questioning whether they should go for screening or not. a few years ago there were some studies that confused everyone that maybe this test is not as good as we thought it is. this week we had a big study that came out of internal medicine thing that finally psa can reduce the risk of death a 30%, 25 to 32%. this is a great study because it takes a lot of confusion out. peo...