A new toxicology report found the 14-year-old South Carolina boy's body had carboxyhemoglobin level of 64%, which is 14% ...

The death of Miller Gardner, the 14-year-old son of former New York Yankees outfielder Brett Gardner, was due to carbon ...

Miller Gardner -- the 14-year-old son of former New York Yankees outfielder Brett Gardner -- died from carbon monoxide ...

Officials in Costa Rica confirmed Wednesday that the official cause of death for 14-year-old Miller Gardner was carbon ...

Miller Gardner, the 14-year-old son of former New York Yankees outfielder Brett Gardner, is believed to have died as a result ...

The former New York Yankees outfielder's 14-year-old son died on March 21 during a family vacation 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 ...

Costa Rica authorities confirmed that carbon monoxide poisoning was the cause of death of Miller Gardner, the 14-year-old son ...

The death of the teenage son of former Yankees player Brett Gardner was caused by carbon monoxide poisoning, officials in ...

High levels of carbon monoxide were detected in 14-year-old Miller Gardner's hotel room, Costa Rican police revealed more ...

A blood test for carbon monoxide showed a saturation level of 64% in Gardner’s body, Costa Rican officials said.

The 14-year-old had 64% saturation of carboxyhemoglobin in his blood. The deadly level is 50%, officials said.