The murder toll rose to 28 in 33 days with the killing of a 26-year-old Diego Martin woman.
Police said Sahiri Logan of Mason Street, Diego Martin was found lying on the roadway around 7.30 am on February 2.
Her body was found on Broom Street, La Puerta with a gunshot wound to the back of the head, according to reports.
Passers-by who saw the body notified the police. Residents told police that they heard a car speeding off from the area around 3 am. Investigators said they believed that Logan was either killed inside the car or dumped there. They said relatives were interviewed but they had no motive for her death.
Homicide Bureau and Western Division Task Force officers visited the scene. The body was viewed by the district medical officer and ordered removed to the Forensic Science Centre for an autopsy.
Cpl Subiah of the Homicide Bureau is continuing inquiries.