Costa Rican authorities told reporters that carbon monoxide poisoning may caused the mysterious death of former Yankees star Brett Gardner's son, Miller.

The family of former New York Yankees hero Brett Gardner released an obituary for their son, who died on a vacation to Costa Rica.

Officials in Costa Rica have released the body of 14-year-old Miller Gardner — the son of former New York Yankees player Brett Gardner — to his family.

Miller Gardner, the 14-year-old son of former Yankees outfielder Brett Gardner, died at a resort in Costa Rica during a family vacation, the U.S. Embassy of Costa Rica told Inside Edition. The Gardners announced Miller’s death on Sunday, saying he fell ill “along with several other family members” during the vacation.

We have so many questions and so few answers at this point,” the family shared on social media Sunday as they mourned Miller Gardner.

The Yankees remembered Miller Gardner, the youngest son of former outfielder Brett Gardner, with a moment of silence on Thursday.

Costa Rican authorities have ruled out asphyxiation as the cause of death of the 14-year-old son of former New York Yankees outfielder Brett Gardner.

On a day that is annually filled with hope and excitement, Aaron Boone was also feeling a heavy heart Thursday on Opening Day in The Bronx.

Less than a week after Yankees alum Brett Gardner’s son Miller Gardner, 14, died during a vacation in Costa Rica, his body was released to his family. The teen’s autopsy results are still pending.