More than fifty years after his legendary crime, people still gather--online and in person--to puzzle over the identity of the mysterious skyjacker who came to be known as D.B. Cooper. In episode four, Death in the West goes on location to Portland, Ore., for CooperCon, the annual summit of the subculture's most prominent voices, characters and scholars, to rub elbows with the people of the so-called "D.B. Cooper Vortex." What is it about this unsolved caper that still resonates? And how does it fit into the larger outlaw mythology of the west?