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,

After Yankees alum Brett Gardner's son Miller Gardner, 14, died while on vacation in Costa Rica, officials said "high levels of carbon monoxide contamination" were detected in the family's hotel room.

The FBI is involved in the investigation of the death of Brett Gardner ’s son Miller Gardner, Us Weekly can confirm. A source tells Us that the FBI is working in conjunction with Costa Rica’s Judicial Investigation Department (OIJ) and the Costa Rican Fire Department. The insider adds that they’re at the hotel in Manuel Antonio.

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

Brett Gardner’s 14-year-old son may have passed away from chemical poisoning, according to tests carried out on his body.

After initially having disregarded it as a potential cause of death, Costa Rican officials said the teen son of former New York Yankees outfielder Brett Gardner may have died during family vacation as a result of carbon monoxide poisoning.