HC Deb 19 December 1979 vol 976 c222W
Mr. Eldon Griffiths

asked the Secretary of State for the Home Departmentwhich branches of the Metropolitan Police provided the officers who took part in Operation Otis on 12 December resulting in the arrest of suspected members of the Provisional Irish Republican Army.

Mr. Whitelaw

The Commissioner of Police of the Metropolis tells me that the officers concerned came from the antiterrorist branch, the special branch and special patrol group and D11—firearms.