Sonoma County sheriff investigating homicide in unincorporated Petaluma

File image of a Sonoma County sheriff's patrol car.

Detectives with the Sonoma County Sheriff's Office Violent Crime are investigating a homicide reported just after 10 p.m. Thursday in the 400 block of Browns Lane in unincorporated area of Petaluma. 

The office said that no additional information will be released at this time.