Crowd tugs FedEx jet across Calgary runway for blindness prevention

A global charity aimed at fighting avoidable blindness held a special event at the Calgary International Airport on Saturday. Orbis Canada hosted its annual Plane Pull for Sight, a fun experience where participants, in teams of 20, take turns tugging a 60-ton FedEx 757 cargo plane across at 20-foot course along the tarmac. "It's a tough one. There's lots of muscle strength needed," said Peter Maddox with Orbis. "We’ve got a great set of people here so if they are struggling, we can have mo