Now, first of all I'm going to show you how I'd handle you if you were the runner.

Stand where you are, please." Marvin dropped in front of Steve and threw his arms about his legs just above the knees.

"There's your position, Edwards," he explained.

"You see I have my body in front of you.

You've not only got to work against my grip around your legs but you've got to push against my weight and resistance.