CCTV images have been released of two robbery suspects.
Police are appealing for witnesses after a man was attacked by three men in Lea Bridge Road, near The Drum pub in Leyton, at just after midnight on December 23.
The 22 year-old victim was beaten-up and robbed of cash.
On arrival, police pursued one suspect, a 19-year-old man and arrested him on suspicion of robbery.
He has since been bailed until the end of January pending further enquiries.
Police believe they have identified the two suspects pictured and is appealing for witnesses to come forward.
Anyone with information is asked to contact 101 or Crimestoppers anonymously on 0800 555 111.