Police are searching for a 16-year-old boy who was seen being put into the back of a car in Clacton and taken away.
Martel Lilly was last seen on a bicycle in The Grove on Thursday afternoon. His bike was left at the scene and has been recovered.
A 29-year-old man from Canvey Island has been arrested on suspicion of abduction.
Police believe this was a targeted incident and Martel may have been taken against his will.