KPIX CBS Evening News With Scott Pelley May 22, 2012
this is the "cbs evening news" with scott pelley. >> pelley: good evening, we're beginning with a major government recommendation that is just coming out this evening. it could affect virtually every man in america. a top panel of health experts says that men should no longer get routine p.s.a. tests to screen for prostate cancer. the reason, it says, is that the test may lead to treatments that do more harm than good. more than 33,000 american men die of prostate cancer each year and every year 20 million get the p.s.a. test to detect the disease early. the recommendation tonight is...