Mark Yagala

Police say evidence shows that in the hours before the killings, there were multiple calls between the cell phones of Tardio and Michael Jacobs during the day and into the night. In fact, Jacob's cell phone showed activity in the area where Tardio and Monson went to meet, according to cops, Mr. Big, before heading up here into the Hollywood Hills.

Jacob's cell phone also showed activity, and this is important, in the area where the bodies were found.

Jacob's cell phone also showed activity, and this is important, in the area where the bodies were found.

Jacob's cell phone also showed activity, and this is important, in the area where the bodies were found.

After a two-month search, investigative producer Chris O'Connell finally got Michael Jacobs on the phone from our office in New York.

After a two-month search, investigative producer Chris O'Connell finally got Michael Jacobs on the phone from our office in New York.

After a two-month search, investigative producer Chris O'Connell finally got Michael Jacobs on the phone from our office in New York.

By law, we're prohibited from recording Jacob's voice. Thanks, Mike. All right, bye. Is it your sense that Michael Jacobs knows much more about this case than he told you in this conversation? He knows that this is about Jules, but he won't say that. O'Connell flies to Los Angeles. He said he wanted to meet tonight. Let's see if he's for real.

By law, we're prohibited from recording Jacob's voice. Thanks, Mike. All right, bye. Is it your sense that Michael Jacobs knows much more about this case than he told you in this conversation? He knows that this is about Jules, but he won't say that. O'Connell flies to Los Angeles. He said he wanted to meet tonight. Let's see if he's for real.

By law, we're prohibited from recording Jacob's voice. Thanks, Mike. All right, bye. Is it your sense that Michael Jacobs knows much more about this case than he told you in this conversation? He knows that this is about Jules, but he won't say that. O'Connell flies to Los Angeles. He said he wanted to meet tonight. Let's see if he's for real.

He doesn't have an address for Jacobs, just a phone number.

He doesn't have an address for Jacobs, just a phone number.

He doesn't have an address for Jacobs, just a phone number.

But when they finally connect, Jacobs gets cold feet.

But when they finally connect, Jacobs gets cold feet.

But when they finally connect, Jacobs gets cold feet.

Including the fact that Sandy Bentley did call him that night looking for Tardio. Jacobs refused an on-camera interview. He also refused to answer any questions about the jewelry deal, except to say that he had nothing to do with the murders and that he quote, sleeps well at night.

Including the fact that Sandy Bentley did call him that night looking for Tardio. Jacobs refused an on-camera interview. He also refused to answer any questions about the jewelry deal, except to say that he had nothing to do with the murders and that he quote, sleeps well at night.

Including the fact that Sandy Bentley did call him that night looking for Tardio. Jacobs refused an on-camera interview. He also refused to answer any questions about the jewelry deal, except to say that he had nothing to do with the murders and that he quote, sleeps well at night.

At the time of the murders, Jacobs was questioned extensively by police, but they never had evidence to charge him. For now, this investigation has hit a wall. Is this case solvable?