By Sarah Young LONDON (Reuters) – Hundreds of officers in London are likely be sacked for sexual and domestic abuse offences, Britain’s most senior policeman said on Tuesday as he sought to regain public trust after an officer admitted being a serial rapist. London’s Metropolitan Police (“the Met”), which has been rocked by scandals in recent years, was plunged into further crisis after David Carrick, 48, admitted carrying out 24 counts of rape over almost two decades while serving as a police officer while his colleagues missed chances to stop him. The case follows a series of revelations of …