Man arrested after ‘shotgun cartridges thrown into grounds of Buckingham Palace’

Union flags hang from the street furniture outside Buckingham Palace on the Mall, London.

A man has been arrested outside Buckingham Palace after throwing items, suspected to be shotgun cartridges, into the palace grounds, the Metropolitan Police said.

A controlled explosion was carried out outside the residence after a man was arrested on suspicion of possession of an offensive weapon, the Metropolitan Police said.