Cause of death revealed for Las Vegas-area veterinarian found in Lake Mead

LAS VEGAS (KLAS) – A high-profile Las Vegas-area veterinarian who disappeared in April died by suicide in a drowning at Lake Mead, the Clark County coroner's office ruled Wednesday.

Crews found Dr. Shawn Frehner's body near the Boulder Islands within the Lake Mead National Recreation Area on April 18. His identity was confirmed on April 19 through dental records.

The coroner's office confirmed Frehner's cause of death was drowning with the use of pentobarbital. Pentobarbital is a barbiturate...