On Friday night around 11 a.m., Fairfield Police received a call from a male adult who said a family member had been shot.
The man also mentioned another family member was responsible for the shooting.
When officers arrived to the home in the 2600 block of Beecham Court, they found two brothers, ages 31 and 29, with gunshot wounds.
The two men were pronounced dead at the scene.
Authorities believe the incident is a murder-suicide but they are still investigating. No further information has been provided at this time.
Anyone with information regarding this investigation, call the Fairfield Police Department at (707) 428-7600.