SAN FRANCISCO (KRON) -- The FBI released an age-progression image on Wednesday of Arianna Fitts, who was two years old when she vanished and her mother was slain in San Francisco. Arianna, who would be 11-years-old today, has been missing since 2016. She was last seen in Oakland in January or February of 2016, the FBI said. On April 8, 2016, Arianna's mother, Nicole Fitts, was found murdered and buried in a shallow grave at McClaren Park in San Francisco, according to the FBI. "It is believed that Arianna was not with her mother when she was killed," the FBI wrote. The FBI released this age-progressed image of what Arianna Fitts may look like today. (Image courtesy FBI) The little girl was reported as missing to the San Francisco Police Department after her mother's violent death. But she has never been found. Arianna Fitts (Photo courtesy FBI) This week, the FBI and National Center for Missing and Exploited Children are circulating the new age-progressed image with hopes of generating tips from the public about her potential whereabouts. Arianna Fitts (Photo courtesy FBI) The FBI San Francisco Division told KRON4, "The investigation into Arianna Fitts' disappearance is still very active. We are confident that there are individuals who have information about where she may be, and we encourage them to come forward and speak to law enforcement and help bring Arianna back home."  Missing Maui woman Hannah Kobayashi found safe, family says Anyone with information is encouraged to contact the FBI San Francisco Division.