Miller Gardner, the youngest son of former New York Yankees outfielder Brett Gardner, died at the age of 14 while on vacation with his family.

Miller Gardner, the 14-year-old son of former New York Yankees outfielder Brett Gardner, is believed to have died as a result of carbon monoxide poisoning.

Miller Gardner, the teenage son of former New York Yankees outfielder Brett Gardner, died of carbon monoxide poisoning, authorities in Costa Rica said Wednesday night. Miller Gardner, 14, died March 21 while the family was vacationing in Costa Rica and the cause of his sudden death was unknown before local officials conducted testing and found carboxyhemoglobin to be the cause.

A forensic pathologist explained to Us Weekly why the late Miller Gardner may have experienced a stronger reaction to carbon monoxide than his family

Miller Gardner, the 14-year-old son of former Yankees outfielder Brett Gardner, dies last week while on vacation with his family in Costa Rica due to carbon monoxide poisoning, authorities confirmed Wednesday.

A high level of carbon monoxide was detected in 14-year-old Miller Gardner's hotel room, Costa Rican Police revealed.

New York Yankees player Brett Gardner, died from carbon monoxide poisoning while on vacation in Costa Rica. Hi

A blood test for carbon monoxide showed a saturation level of 64% in Gardner’s body, Costa Rican officials said. Concentrations above 50% are considered lethal.