Police have released surveillance video of the person, asking the public to provide any information related to the killing of Roberson.
Houston police have released surveillance video in the hope of identifying a person suspected of shooting 22-year-old Iris Santos to death.
Bee Love Slater was found dead inside her car, which had been set on fire, outside Clewiston, Fla.
Police have released surveillance footage of a suspect and a person of interest in the case