Alameda County Sheriff's deputies investigate a suspicious death in Castro Valley on Oct. 18, 2012, where a body was burned in a home.
An Alameda County Sheriff's lieutenant said a the circumstances of a woman's body found inside a house during an early Thursday morning fire in Castro Valley is suspicious.
Sheriff's spokesman J.D. Nelson did say that accelerant may have been used to start the fire at 2400 block of San Carlos Avenue, where a one-alarm fire was reported to the Alameda County Fire Department at 12:15 a.m. The fire was under control in 20 minutes.
A woman, Denise Haven, told NBC Bay Area that the man who owns the home is a retired San Francisco firefighter, who she believes is away on a hunting trip to Utah. She also said the man is a relative of hers who has a girlfriend. She was unclear as to his girlfriend's whereabouts.
No other people were in the house when firefighters arrived at the scene and no injuries were reported, fire officials said.