POLICE have turned to News Shopper readers in an attempt to capture three teenagers who beat a fellow train passenger.

The attackers surrounded the 21-year-old male on a train between Dartford and Abbey Wood and took his mobile phone, credit cards and house keys.

Police believe the attackers, who struck between 9.45pm and 10.15pm on July 21, are all aged around 18 years old.

The passenger was left with severe bruising to the face and upper back.

The first youth is slim and wore a cream top, the second is tall and wore a navy hooded top and the third youth is described as slim and was wearing a white T-shirt.

Shop a yob by calling British Transport Police on 020 7983 7255 with any information you can offer.