fi phillip barr said i've only seen a body. all going to end up in prison. >> somebody with credibility. >> better than what we had before. >> a key problem remained. >> terrible witnesses. >> meaning detectives spoke with other people who had heard the men talk about the murder but they were not the type a jury would likely believe. much of what they said sowned like drug and booze soaked gossip. it wasn't enough certainly to support charging peewee but thought the prosecutor, maybe he could find a way to go after barr and mcmannis, and he had an idea. bring some of the key witnesses before a grand jury, just to see who passed the credibility test, and who didn't. >> i've prosecuted over a hundred homicide cases, and the complexity and the amount of information that we had to review to determine if we could prosecute this case was the most i'd ever seen. >> the idea worked. the grand jury indicted both phil barr and dave mcmannis for tara's murder. they were arrested in late 2012, 11 years after tara vanished from her home. dav

abby phillip, i want you to stick around with me for a moment and i want to bring in cnn's political director, david chalian. first, david, let's talk about trump's attorney general nominee, william barr. what message does this send on the russia investigation? >> you know, i think it sends perhaps a bit of a surprising message from the president. as abby was reporting, in washington, you know, william barr is sort of an old establishment hand. this is not somebody who sort of stamped with trumpism. no doubt, democrats will seize upon things he has said in recent months about his take on the overall mueller investigation and sort of demanding his neutrality and that in some way i'm certain will be the focus of all democrats as this confirmation process goes forward, but this is a surprising pick for president trump in the sense that this is somebody who served as attorney general under george h.w. bush. somebody who is sort of a down the middle kind of fealty to the law kind of guy. this is a very different profile than the current acting attorney general, matthew whitaker, for example. >> however, he has said some things that probably are music to the ears of this president. things l