Video Shows Roller Coaster Accident at Waterville Carnival Injuring Several Children [VIDEO]

Three children were injured in a fair ride accident over the weekend when the "Dragon Wagon" Roller coaster separated mid-ride at Head of Falls in Waterville. 

This video from Ivy Perez Marie, a parent of one of the children on the ride, shows the exact moment the accident occurred.

The Dragon Wagon is operated by Smokey's Greater Shows. The cause of the accident is still unclear.