people who.... . People Who Ride in Motorized Shopping Carts Leg/ knee Broken Heart Ailment. I rode one when i had my leg injury from football (ACL tear) and this fat guy got mad at me saying i was too young to be in one of those, even though he saw my  people who People Who Ride in Motorized Shopping Carts Leg/ knee Broken Heart Ailment I rode one when i had my leg injury from football (ACL tear) and this fat guy got mad at me saying was too young to be of those even though he saw