Brett Gardner's family was on vacation in Costa Rica when the former Yankee's son Miller, 14, fell ill and died unexpectedly on Sunday, March 23, PEOPLE can confirm.

Miller Gardner -- the 14-year-old son of former New York Yankees outfielder Brett Gardner -- died from carbon monoxide poisoning, Costa Rican authorities have said.

The embassy said, "Most countries in Latin America, including Costa Rica, do not have widespread laws mandating carbon ...

Officials initially said Miller Gardner, 14, apparently died of asphyxiation in his sleep after he ate something that made him ill.

The resort where the son of Yankees outfielder Brett Gardner was found dead has reportedly blocked off his room, but the beach getaway denies cops’ suggestion that carbon monoxide caused the teen’s ...

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

Authorities in Costa Rica investigating the death of former New York Yankees outfielder Brett Gardner’s teenage son have concluded that he died of carbon monoxide poisoning. Miller Gardner, 14, was ...

Brett Gardner and his wife Jessica remembered their late son, Miller, who died during a trip to Costa Rica, in a touching ...

Carbon monoxide poisoning was the cause of death of the teenage son of former New York Yankees outfielder Brett Gardner, ...

United States citizens have been urged to take precautions when traveling to Costa Rica after Miller Gardner was found dead ...

The 14-year-old son of former New York Yankees outfielder Brett Gardner died from carbon monoxide poisoning while visiting Costa Rica, local authorities have confirmed. From CBS N ...