'Was screaming, hitting him': 5-year-old Florida boy suffers cardiac arrest on Disney rollercoaster ride

Five-year-old Ernesto Tagle encountered a life-threatening situation on Disney's Guardians of the Galaxy ride when he stopped breathing due to a rare heart disorder (CPVT). His mother and passersby administered CPR and used an AED, eventually saving his life. Ernesto is now recovering well with a new heart device.