A girl walked into the Montana police department and identified herself as Alicia Navarro - a girl that has been on police's missing persons list for 4 years. She spoke calmly and asked to be taken off the missing persons list so she could get a driver's license.
Updated as of end of July 2023, this is the case of Alicia Navarro.
Sources:
https://eu.usatoday.com/story/news/nation/2023/07/26/alicia-navarro-found-after-four-years-missing/70474392007/
https://thedistin.com/2023/07/27/alicia-navarro-biography-facts-story-of-girl-who-vanished-at-age-14-her-parents-family-mother-father-wiki/
https://int-missing.fandom.com/wiki/Alicia_Navarro
https://uncovered.com/cases/alicia-navarro
https://people.com/alicia-navarro-overheard-saying-i-will-go-back-by-neighbor-days-before-reappearing-montana-police-station-7567427
https://nypost.com/2023/07/29/alicia-navarro-fought-with-man-threatened-to-go-back-before-reappearance/
https://www.bbc.co.uk/news/world-us-canada-66325945