Miller Gardner, the 14-year-old son of former New York Yankees player Brett Gardner, may have died as a result of carbon monoxide poisoning, authorities in Costa Rica announced on Monday.

Late last month, former New York Yankees star Brett Gardner and his wife, Jessica, announced the death of their 14-year-old son, Miller. "With heavy hearts we are saddened to announce the passing of our youngest son,

The Costa Rican resort where Miller’s body was found has denied the latest theory that the teen died from carbon monoxide poisoning.

Brett Gardner and his wife Jessica remembered their late son, Miller, who died during a trip to Costa Rica, in a touching obituary published by the 'Post and Courier' on March 29.