MAIT Investigates Fatal Vehicle Versus Bicycle Crash in Gulfport (25-115)

GULFPORT – Deputies assigned to the Major Accident Investigation Team (MAIT) are investigating a fatal vehicle versus bicycle crash in Gulfport.

According to investigators, on September 20, 2025, at approximately 10:08 p.m., 22-year-old Xavier Omar Rigby was driving a 2021 Nissan Altima south on 49th Street, approaching 10th Avenue South, at a high rate of speed. At the same time, 38-year-old Kjersten Aileen-Hermance Strang was riding her E-bike in the curb lane south on 49th Street.

Investigators say Rigby struck Strang, causing her to be ejected from her E-bike, landing on the windshield of the vehicle. Rigby continued driving for approximately eight blocks before Strang was dislodged from the vehicle. Rigby left the scene without calling 911 or waiting for police & fire rescue.

Strang was pronounced deceased on scene.

A short time later, Rigby was located at 2222 49th Street South in St. Petersburg by the St. Petersburg Police Department. Rigby showed signs of impairment and refused to cooperate with field sobriety tests. He was arrested and charged with Leaving the Scene of a Crash Involving Death, Vehicular Homicide Leaving the Scene, and DUI Manslaughter. He was transported to the Pinellas County Jail.

Next of kin has been notified.

The investigation continues.

Additional information:
Kjersten Aileen-Hermance Strang (Victim – Deceased)
DOB: 11/21/1986
Address: 5145 5th Avenue South, St. Petersburg

Xavier Omar Rigby (Suspect – Arrested)
DOB: 02/03/2003
Address: 1601 61st Avenue South, St. Petersburg
Vehicle: 2021 Nissan Altima
Charges: Leaving the Scene of a Crash Involving Death, Vehicular Homicide Leaving the Scene, and DUI Manslaughter