On this edition of Football 101, former NFL offensive lineman Ross Tucker explains how you can be a smarter fan when watching NFL defenses. Don't miss your chance to get smarter ...

Former NFL offensive lineman Ross Tucker makes you a smarter fan in Football 101. This time, learn about the rules governing eligible receivers ...

In our new series Football 101, former NFL offensive lineman Ross Tucker tries to make you a smarter fan. In the debut segment, he explains the difference between a 4-3 and a 3-4 defense ...