https://i2.wp.com/thrillgeek.com/wp-content/uploads/2016/05/10497788_G.jpg?resize=150%2C1504 Injured When Six Flags St. Louis Boomerang Coaster Suddenly Stops

4 Injured When Six Flags St. Louis Boomerang Coaster Suddenly Stops

The Boomerang roller coaster at Six Flags St. Louis had an incident today involving guests on board when the coaster suddenly came to a stop mid-ride. The incident happened at…