A horrific scene unfolded in San Diego over the weekend, as a pregnant teen was allegedly shot and killed by her boyfriend while she was on a family vacation. 

Police responded to reports of a shooting around 1 a.m. Saturday morning to find a 17-year-old suffering from a gunshot wound to the head, authorities said. 

The teenager, who was visiting from Arizona, was around 32 weeks pregnant and was rushed to a nearby hospital where doctors performed an emergency cesarean section in an effort to save the baby, according to investigators. 

While the newborn remains in critical condition, the mother died at the hospital. 

Authorities identified the suspect as 19-year-old Trevon Williams, who allegedly traveled separately from Arizona to meet with the victim outside the short-term rental in Bay Park where she was staying with family.

After allegedly shooting his pregnant girlfriend, Williams fled into a nearby canyon, police said. 

Investigators located the suspect a around 3 a.m.  with a semi-automatic handgun and was taken into custody without incident. 

Williams faces murder charges and was booked into the San Diego County Jail, the outlet reported. 

The motive for the killing remains unclear and authorities are asking anyone with information regarding the incident to call the Homicide Unit at (619) 531-2293.

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