Police are asking for help to identify this man after a doctor was attacked at a GP surgery in Blackburn.
A man walked into the Oswalds Health Centre on Pritchard Street on June 14, before punching a doctor.
The victim, a man in his 50s, suffered a cut to his ear during the attack.
The offender fled the scene.
Anyone with information can contact police on 101 or email email@example.com.