Police have released CCTV images of a man, thought to be from Bradford, they want to trace in connection with an assault on a woman and threats to a witness.

A 38-year-old woman was threatened by the suspect after she intervened when she saw him assaulting an unidentified woman in Lower Basinghall Street, near to the Mill Hill Chapel, Leeds city centre, at about 8.15pm on Tuesday, June 24.

Anyone who recognises the man, or who has any information that could assist the investigation, is asked to contact PC Matt Thirkill, at Millgarth Police Station, via 101, or Crimestoppers, anonymously, on 0800 555 111.