Part One: Don Pompei, co-author of "The Football 100," a book that presents a carefully crafted list of the 100 greatest players in NFL history - with illuminating portraits of each player. Part Two: (from 2008) Michael Rosenberg, author of "War as they knew it: Woody Hayes, Bo Schembechler, and America in a Time of Unrest." The book is about these two legendary college football coaches and their programs during the tumult of the Viet Nam War.