Whicker: NFL players’ union tries to keep from dividing

By definition, the NFL Players Association cannot be a perfect union.
Football teams are made up of restricted groups. A 178-pound cornerback shares little with a 330-pound offensive tackle. It’s not like they all face the same pitcher or shoot at the same goalie.
“I’ve been lucky enough to represent some great running backs,” agent Peter Schaffer said. “I see them on Monday morning and they look like hell warmed over. And then I see backup quarterbacks and they cou