Zavala became unresponsive earlier this month while on Epic Universe's Stardust Racers roller coaster and later died at the hospital, officials said. It's been almost two weeks since 32-year-old Kevin Rodriguez Zavala became unresponsive while on Epic Universe's Stardust Racers roller coaster and later died at the hospital. Crump says this proves the incident was not isolated and is encouraging others to come forward to help Zavala's family obtain answers. The backstory:Zavala became unresponsive earlier this month while on Epic Universe's Stardust Racers roller coaster and later died at the hospital, officials said. What is Stardust Racers?