and here to explain is susan pulliam, the woman doing all the investigation of this story. san, welcome to the show. great to have you here. so the big problem here, according to the sec, it looks like government workers are tipping off traders and specifically, what seems to be going on, centers for medicare and medicaid services is a government agency that literally spends billions of dollars on health care. companies are reliant on it for revenue. maybe some folks inside those offices are telling traders what they're doing before they make it public. tell us what your investigation has found? >> well what we found is that the sec is looking into three different situations where folks inside cms appear to have leaked information to consulting firms who sell their service to wall street. gerri: so it is a one-two punch, right? not that they're calling the trading floor. they're calling a advisory service that sell research into traders, correct. >> correct. a number of companies create ad whole business getting this kind of information and turning around to sell into trade