Skydiving instructor Mike Robinson was at 12,000 feet, just seconds away from his fourth and final jump of the day, when a second plane carrying other skydivers struck the aircraft he was in, sending them all tumbling toward the ground.

Skydiving instructor Mike Robinson was at 12,000 feet, just seconds away from his fourth and final jump of the day, when a second plane carrying other skydivers struck the aircraft he was in, sending them all tumbling toward the ground.