A teenage boy was fatally shot in a fight outside a Walmart in Chula Vista's Eastlake neighborhood Tuesday night. The suspect called 911 and was arrested.
- The victim, an 18-year-old Chula Vista resident, died from a single gunshot wound. - The suspect, 32-year-old Thomas Perez, was arrested on suspicion of murder.
- Police say Perez and the victim were in a mutual fight when Perez shot him. The investigation into the motive is ongoing.