The Missing Link

S9, E15: Matt Cantrell comes to town looking for Bobby, unaware that his boyhood chum and business partner has been killed. Pam meets Cantrell when he barges into her office looking for Bobby and is stunned at the news of Bobby's death. Pam learns how much Matt and the mine meant to Bobby and considers continuing Ewing Oil's investment in his promising emerald mining operation. J.R. suspects that Mandy is leaking information to Cliff about the need for his equipment for the Marinos deal, and an unfortunate turn of events suddenly makes locating Jack a matter of life and death.