Washington Post Sport NFL primer: Kickoff returns rise after rule tweaks. Concussions, too.
The league’s kickoff format, modified each of the past two seasons, has boosted returns but has not yet reduced concussion at a rate comparable to a run or pass play.
The league’s kickoff format, modified each of the past two seasons, has boosted returns but has not yet reduced concussion at a rate comparable to a run or pass play.