Today, Friday, a British police officer was killed in a shooting inside a detention center (south London), and the police confirmed the arrest of the attacker, who was also shot.
British police said in a statement that they had opened a criminal investigation after the killing of one of their officers in the detention center at Croydon Police Station.
It added that a 23-year-old man who was under arrest shot the policeman, who was taken to hospital, where he died today.
She added that the person who fired the shot was arrested at the scene of the accident, and was taken to the hospital after suffering gunshot wounds.
British police confirmed that they did not shoot during the incident, indicating that the man may have shot himself.
Prime Minister Boris Johnson, members of his cabinet and the mayor of London offered their condolences to the family of the slain policeman.