Did the NFL Make the Right Call Suspending Erik Walden?

Indianapolis Colts linebacker Erik Walden is the latest NFL player to be suspended by the league, per FOX Sports' Jay Glazer. During the second quarter of Thursday night's Week 11 victory over the Tennessee Titans, the former Green Bay Packer, who joined the Colts organization during the free-agency period this past March, head-butted a helmet-less Delanie Walker. It happened just moments after a Chris Johnson run.  At the end of the play, Walden ripped off Walker's helmet. He immediately rai...