Asphyxiation was initially thought to have caused the 14-year-old's death, but after an autopsy that theory was ruled out.

Nearly two weeks after New York Yankees star Brett Gardner suddenly and tragically lost his teenage son, Miller, the teenager ...

Carbon monoxide poisoning was the cause of death of the teenage son of former New York Yankees outfielder Brett Gardner, authorities in Costa Rica confirmed Wednesday night.

Miller Gardner, the teenage son of former New York Yankees outfielder Brett Gardner, died of carbon monoxide poisoning, ...

Miller, 14, died on the morning of Friday, March 21, while on a family trip in Costa Rica, the Yankees previously announced ...

(NEXSTAR) – Carbon monoxide poisoning was the cause of death of the teenage son of former New York Yankees outfielder Brett ...

The death of the teenage son of former Yankees player Brett Gardner was caused by carbon monoxide poisoning, officials in ...