Tulare County Sheriff Mike Boudreaux addresses a news conference in Visalia, California, following a shooting that left six people, including a six-month-old baby, dead in Goshen. All photos: AP
The shooting took place on Monday in a Central Valley farming community
Police believe the killings may have been carried out by a drug cartel
A Tulare County Sheriff's deputy cordons off a road near the scene of the crime
Investigators said it appeared that some of the victims were from the same family
Most of the victims were shot in the head, including the baby
