The investigation into the death of New York Yankees baseball star Brett Gardner's 14-year old son is continuing.

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,

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

Days after Brett Gardner and his wife Jessica Gardner announced the death of their 14-year-old son Miller Gardner, Costa Rican officials revealed that drugs and alcohol were not factors in his death.

Authorities in Costa Rica have ruled out asphyxiation in the death of former New York Yankee Brett Gardner’s 14-year-old son – and said it could take months before the cause of the teen’s sudden

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.

Baseballer Brett Gardner's son Miller died of "asphyxiation" which had initially been believed to have been caused following a bout of food poisoning during a holiday in Costa Rica

Miller Gardner, the youngest son of former New York Yankees outfielder Brett Gardner, died at the age of 14 while on vacation with his family.