Fatal shooting at Bay Area birthday party leaves 1 dead and 6 injured.

An 18-year-old woman named Nadia Tirado was killed and six others were wounded in a shooting at a birthday party in Antioch, California. The party was being held for a teenager when uninvited guests arrived and started firing. Police believe multiple shooters were involved. The victim was described as an amazing daughter, sister, and friend who loved dancing and having fun. The other victims are expected to survive. Antioch police are investigating and haven't identified suspects or persons of interest.