The biggest appeal of riding a roller coaster is the rush that comes with experiencing some wild sensations in what is supposed to be a safe environment.

A summer day riding roller coasters at Six Flags Magic Mountain turned deadly for a Garden Grove family, and now they're suing the theme park and the manufacturer of a roller coaster ride they say killed the family's oldest son.

A 22-year-old had a brain hemorrhage and died after riding a “fifth dimension” roller coaster with rotating seats at Six Flags Magic Mountain, according to a lawsuit filed by his parents. Christopher Hawley’s shearing brain injury and death was caused by defectively designed X2 roller coaster at the park in Valencia,