Essex Police say they are looking into reports of a possible sighting of two men wanted in connection with an attempted abduction of a serviceman at RAF Marham.
Reports suggest two men matching their description have been spotted near Colchester barracks.
Police say they've received more than 20 calls and names of suspects following a Crimewatch appeal over the serviceman attack at RAF Marham.
Reconstruction of attempted abduction of an RAF Marham serviceman will feature on BBC's Crimewatch programme tonight.
A servicemen who was the victim of an attempted abduction at RAF Marham in Norfolk says his world has been turned upside down.