Adventurer Carl Norland and celebrity explorer Julian Fitzgerald have teamed up in an attempt to walk across Antarctica at its widest point, a crossing of some 2,000 frozen miles. Success would place their names alongside those of such polar legends as Scott, Shackleton, and Admundsen, but when their goal proves beyond their reach, a frantic rescue begins. Hundreds of miles away at drilling station Capricorn, scientist Laura Burgess and her team have...