THREE teenage boys were robbed at knifepoint on Monday, August 9 while travelling on the Chingford to Liverpool Street line.

The youngsters caught the 8.06pm from Chingford and were travelling to Liverpool Street where they were heading for a night out. They were befriended by three teenage boys wearing hooded jackets.

When they reached Highams Park, two of the youths held knives to the boys and demanded their possessions, taking cash from them and mobile phones. The youths got off the train at Wood Street and made off.

Witnesses should call police on 8529 8666.