A teenager was hit across the face by a robber who stole his bike from outside McDonald's.

Police have launched an investigation into the inside outside th efast food restaurant.

Officer say that the victim was one of two 15-year-olds who had their bikes stolen in Portsmouth.

The incident happened at around 6.45pm on Wednesday (February 13), outside McDonald's in Portsmouth Road, Cosham.

When the victims were inside McDonald's they spotted two men stealing their bikes.

One of the bikes is a Giant Talon, which is grey and orange, and the other was an older blue racing bike.

One of the teenagers chased after the men but when he caught up with them they hit him across the face. He was not injured.

The thieves were both white and aged between 23 and 26.

They were dressed all in black and had scarves covering their faces.

Anyone with information is asked to contact us on 44190053868, or Crimestoppers anonymously on 0800 555 111.