human service dianna duly and getting now for an answer, we asked for a response in person. secretary duly, drew griffin with cnn. >> how do you do? >> reporter: we've been trying to reach you and talk about the wide spread fraud in the medical business but we're told nobody will talk to us about it. in an uncomfortable moment, the secretary of first refused to speak. secretary? do you know alex ferdman a convicted felon who apparently runs one of these clinics and bills the state of california for several years despite the fact there are complaints registered with the department about him? he's convicted of a major insurance fraud in the state of texas, but for somehow was able to get certified and has been billing. i'm just wondering if there is anybody in the state of california concerned about this fraud. then finally answer add question. >> the state of california takes fraud very seriously and there are many investigations