The teenager is on trial at Sheffield Crown Court accused of murdering 15-year-old Harvey Willgoose, at a secondary school in the city.

The investigation was announced in June after officers reviewed video footage and audio recordings from the sets of Kneecap and punk duo Bob Vylan.

The officers sustained injuries to their hands as well as cuts and grazes, Assistant Chief Constable Stuart Hooper said.

The families of an elderly couple killed in an arson attack have released pictures of them as police continue a murder investigation.

Dr Elspeth Pitt said Dr Beth Upton was in a state of ‘visible distress’ following an incident at work involving nurse Sandie Peggie.