Detailed text transcripts for TV channel - CNN - 20100719:21:30:00
Here, even though the rig needed maintenance. whoever knew those things and made the decision to go ahead anyway has a serious problem with criminal liability. >> reporter: the former prosecutor we spoke with says being designated as a party of interest means there's a possibility of a criminal investigation. now, steven bertone the transocean engineer who testified today was told he is not a party of interest but the captain of the rig has been put in that category along with others. wolf? >> mary snow, thanks very much. let's continue the conversation with our cnn political contributors de...