Miller Gardner -- the 14-year-old son of former New York Yankees outfielder Brett Gardner -- died from carbon monoxide ...

Brett Gardner’s son died of carbon monoxide poisoning. Carbon monoxide is known as the “invisible killer” because it is a ...

San Jose, Costa Rica — Carbon monoxide poisoning was the cause of death of the teenage son of former New York Yankees ...

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

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

Investigators said high levels of carbon monoxide were detected in the hotel room where the family, including 14-year-old ...

The former New York Yankees outfielder's 14-year-old son died last month during a family vacation in Costa Rica.

Costa Rican authorities have now released a toxicology report. Miller Gardner -- the 14-year-old son of former New York Yankees outfielder Brett Gardner -- died from carbon monoxide poisoning ...

The death of former New York Yankees outfielder Brett Gardner's son is now being investigated as a possible carbon-monoxide poisoning, investigators said Monday. Gardner's 14-year-old son, Miller, ...