Instead of falling to the ground, the ball popped into the air and landed in the outstretched arms of Broncos wide receiver Brandon Stokley, who started racing down the field.

The shooting terms of the field wass gathered with temperature and air pressure sensors, wind direction and wind speed sensor, electronic compass and GPS receiver.

In basic terms, the system has power lines connected to coils under the surface of a road, which then transmit the electricity through the air to a receiver coil in a car.