Police are seeking witnesses after a 17-year-old boy was threatened by a man wearing a balaclava.

The teenager was walking through the college car park on Rotterdam Road, Lowestoft when the balaclava-clad man approached him from behind and threatened the 17-year-old, demanding his mobile phone from him.

The victim handed over his Nokia Lumia mobile phone at about 6.30pm last night (Thursday) and the balaclava-clad man then ran off.

If you were in the area at the time and saw anything suspicious, or if you have any information relating to this incident, please call Det Con Mark Hedges at on 101, or Crimestoppers anonymously on 0800 555 111.