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.

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.

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

Yankees minor-league outfielder Brendan Jones may be an unranked prospect, but the speedster does everything well on both sides of the ball.

The official cause of death for Miller Gardner has been revealed following a two-week investigation. Miller, the 14-year-old son of former New York Yankees player Brett Gardner, died in his sleep on March 21 while on vacation with his family in Costa Rica.

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.

Former Yankees player Brett and his wife, Jessica, announced last month that their teenage son, Miller, died on March 21. Here’s what we know about the cause of his death.

Authorities investigating the tragic death of Brett Gardner's teenage son Miller have suggested that he could have been killed by carbon monoxide

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.