Miami Dolphins defensive end Olivier Vernon, center, high-fives schoolchildren as they meet after practice in Allianz Park in London on Friday, Oct. 2, 2015.
Miami Dolphins defensive end Olivier Vernon, center, high-fives schoolchildren as they meet after practice in Allianz Park in London on Friday, Oct. 2, 2015. Tim Ireland AP
Miami Dolphins defensive end Olivier Vernon, center, high-fives schoolchildren as they meet after practice in Allianz Park in London on Friday, Oct. 2, 2015. Tim Ireland AP