Retrieving a 220 million year-old, 14-foot fossil from rock some 350 miles away posed a number of logistical problems for a team from the University of Alaska Museum in Fairbanks. Because those challenges proved so daunting, they called in the U.S. Army. Robert Hannon hosts a panel of scientists and an army helicopter pilot for a discussion of the unique challenges of conducting scientific research at high latitudes. From the Series:Fishlift: The Recovery of an Ichthyosaur