Miller Gardner, the teenage son of New York Yankees alum Brett Gardner, died from carbon monoxide poisoning, Costa Rica officials confirmed. A new toxicology report found the 14-year-old South Carolina boy's body had carboxyhemoglobin level of 64%,

Authorities in Costa Rica investigating the death of former New York Yankees outfielder Brett Gardner’s teenage son have concluded that he died of carbon monoxide poisoning. Miller Gardner, 14, was found dead on March 21 in his hotel room at the Arenas Del Mar resort in Manuel Antonio,

The New York Yankees star’s 14-year-old son was found dead in his hotel room during the family’s vacation in Costa Rica.