(KRON) -- The Alameda County Sheriff's Office is asking for the public's assistance in locating a missing 37-year-old woman. Brittany Russ was last seen on Friday, Nov. 22 at the 7-Eleven store on 159th Avenue in San Leandro. Russ is described as 5 feet two inches tall, 110 pounds with brown eyes and black hair. She was last seen wearing a black crewneck sweater, gray sweatpants and orange shoes. San Francisco watchdog Ricci Wynne arrested, suspected of pimping According to law enforcement, she is familiar with public transportation. "We are all concerned about Brittany's safety," the sheriff's office said. "Please help us locate her." Anyone with information on her whereabouts is asked to contact the Alameda County Sheriff's Office at (510) 667-7721.