South Carolina fitness trainer's cause of death made public as coroner defends husband

Nearly four months after the body of a missing South Carolina fitness enthusiast was found, authorities have determined that 39-year-old Elena Katherine Moore died of natural causes stemming from a heart condition, ending months of speculation surrounding her disappearance.

Lexington County Coroner Margaret Fisher announced Friday that Moore died from complications of cardiac dysrhythmia with premature ventricular contractions, a condition involving an abnormal heart rhythm.

Fisher...