UPDATE: London police announced just before 6 p.m. Thursday that the missing boy has been located and is safe.
London police are appealing to the public for help locating a missing boy.
Police say Khin Sein, 13, of London, was last seen at roughly 3 p.m. Thursday in the area of Richmond Street and Queens Avenue.
Sein is described as a 5-foot-zero-inches tall, 100 pound male with brown skin and short black hair.
Family and police are concerned for his welfare and ask anyone with information to contact police at 519-661-5670 or Crime Stoppers at 1-800-222-TIPS (8477).