SHREVEPORT, La. -- Two teenagers are now in custody in connection with a double homicide that happened Wednesday night on Clyde Fant Parkway, according to Shreveport police In addition to the two who were killed, a third person was injured. Shreveport police Violent Crimes Unit detectives first arrested Tarvelia Loston, 17, Friday morning on two counts of second-degree murder and one count of attempted second-degree murder. Then detectives arrested Joshua Thomas, 18, a student at a local high school, on two counts of second-degree murder and one count of attempted second-degree murder. This is a developing case, and detectives are not done, police said. The investigation remains active, with additional arrests expected. Detectives currently have anot

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