Miller Gardner, the youngest son of former New York Yankees outfielder Brett Gardner, died March 21​ at the age of 14 while on vacation with his family.

Miller suddenly died on March 21 while on vacation in Costa Rica following a mysterious bout of illness that affected multiple members of the Gardner family.

After initially having disregarded it as a potential cause of death, Costa Rican officials said the teen son of former New York Yankees outfielder Brett Gardner may have died during family vacation as a result of carbon monoxide poisoning.