(FOX40.COM) — The disappearance of a 27-year-old woman, who is deemed “at-risk,” is currently under investigation, according to the Plumas County Sheriff’s Office. Sheriff’s officials say Sierra Sweeting, who is described as a 5 foot 5, 125-pound black woman with brown hair, and brown eyes, was last seen at 4 a.m. on Wednesday. “The initial […]