Children from Birmingham, Manchester and London participated at the Kennington Park field hockey pitch in south London. Phoebe Schecter, captain of Britain’s women’s flag football team, advised William to embrace his “inner Shakira” by moving the hips when throwing an American football.

Find out what a body language expert has observed Prince William doing during engagements these days that he couldn't always do.

While in London last week, the Bears supported a handful of flag football activations — including a 14U tournament, coaching clinics and gameday recognitions — to continue helping expand the sport globally.