Man with knife arrested after confronting police near London's Downing Street
Police had launched an investigation following the incident at Horse Guards Parade, a ceremonial parade ground that overlooks St James's Park.
A forensic official and police officers work at a cordon on Whitehall in Westminster after the road was closed by police following an incident involving the arrest of a man near Downing Street, in London, Britain, April 18, 2022. (photo credit: REUTERS/HENRY NICHOLLS)ByREUTERSUpdated: