The Bold & The Beautiful star Hunter Tylo learned her 19-year-old son Michael "Mickey" Tylo, Jr. drowned in a Las Vegas pool on Thursday night, Oct. 18.

The Clark County Coroner tells TMZ they initially were called to the house at 10:18 pm to respond to a report of a deceased male in a pool. Mickey was pronounced dead at 11:55 pm. The matter is reportedly under investigation and toxicology reports have been requested.

Hunter Tylo is best known for her high-profile battle against Aaron Spelling, after she was fired from Melrose Place for being pregnant. She won nearly $5 million from the producer.