Adrian Peterson calls it "an OK rule because it protects players." (Getty Images) The list of folks who loudly voiced their displeasure last month with the league's new crown-of-the-helmet rule ...

Peterson initially said NFL was headed to %27touch football%27 Vikings RB is fine with new rule since it also applies to defenders Adrian Peterson ... the crown of their helmets.

Newt Gingrich hung out with a parrot and recorded it on Google Glass. Adrian Peterson put a camera on his helmet and let every armchair quarterback in America see what training camp was like up ...

Vikings great Chuck Foreman doesn't like the NFL's new rule disallowing running backs to hit defenders with the crown of their helmet ... rule will be bad for Adrian Peterson, who is considered ...

The Vikings needed that production and resiliency from their new quarterback on a night they again struggled to get star running back Adrian Peterson ... ray after taking a helmet to his left ...