NASCAR Xfinity Driver Riley Herbst paid tribute this weekend in Darlington. It was a full-circle moment for Riley who was an enormous fan of Block who was killed in a snowmobile accident in January. Herbst told The Freaks it was hard to imagine he’d get a chance to honor Block in this way when he first met him and became a Monster Energy driver with Block. Herbst was caught in a crash early in the race and didn’t finish due to car damage. Listen…