Police describe the suspect they're looking for as:
- White, aged between 22-26 years
- Approximately 5ft 11ins
- Slim build and with short dark hair and a brown moustache
- Wearing grey tracksuit trousers and tracksuit top with a white motif on the front of the top
- Riding a purple mountain bike with black handle bars
More top news
CCTV and images show man suspected of trying to set the north London mosque alight in alleged Islamophobic hate crime
Detectives investigating a man's body washed up on the shores of the river have arrested a second man on suspicion of murder.
Keepers have the celebrating the arrival of the western lowland gorilla to 22-year-old mother Effie in captivity at the zoo.