Miller Gardner's cause of death was carbon monoxide poisoning, Costa Rica authorities say. Here's what we know.
Miller Gardner, the youngest son of former New York Yankees outfielder Brett Gardner, died at the age of 14 while on vacation ...
ESPN3d
Carbon monoxide ruled cause of death of Brett Gardner's son
SAN JOSE, Costa Rica -- Carbon monoxide poisoning was the cause of death of the teenage son of former New York Yankees outfielder Brett Gardner, authorities in Costa Rica said Wednesday night.