Prolific 49ers TE Kittle takes great joy in run blocking Unknown 16:32 FOX Sports Digital, IFTTT George Kittle is the most prolific tight end in NFL history over his first three seasons with the San Francisco 49ers from FOX Sports Digital https://ift.tt/38d3OFz via IFTTT Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsVikings further solidify playoff positioningTurnovers have proved to be costly for Chargers all seasonUSC keeps offensive coordinator Harrell with multiyear dealBrewers sign infielder Ryon Healy to 1-year contractTimeline: Josh Gordon's troubled NFL careerSurging Vikings solidify spot in playoff race