A teenager has today pleaded guilty to the manslaughter of PC Andrew Harper, who died from multiple injuries after being dragged under a van.

Henry Long who is aged 18 has admitted killing the Thames Valley police officer but has denied murder.

PC Harper aged 28 who had just been married been married on duty when he was killed near the village of Sulhamstead in Berkshire on 15 August last year.

Long, the alleged van driver appeared at the Old Bailey for a plea hearing by video link from Belmarsh prison.

The teenager from Mortimer in Reading was wearing a black and white Puma sweatshirt.

When asked for his plea to a charge of manslaughter, he said: “Pardon, was that manslaughter?”

He added: “I plead guilty, guilty.”

Long denied PC Harper’s murder but admitted conspiracy to steal a quad bike on or before 15 August.

A 17-year-old co-defendant, who cannot be identified, entered not guilty pleas to PC Harper’s manslaughter and conspiracy to steal.

He was not asked to enter a plea for murder.

The boy appeared in court by video link from Wetherby young offenders institute in a grey sweatshirt and wearing a crucifix around his neck.

Another 17-year-old boy has previously entered not guilty pleas to manslaughter and conspiracy to steal.

A fourth defendant, Thomas King, 21, from Basingstoke, had admitted conspiracy to steal a quad bike.

The three teenagers are due to face a six-week trial at the Old Bailey from 9 March.

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