Britain's biggest police force is set to challenge a High Court ruling that it cannot sack officers by removing their vetting clearance.Head of the Metropolitan Police Sir Mark Rowley said it is "absurd" that officers who are not fit to hold vetting cannot be lawfully sacked.Sergeant Lino Di Maria successfully mounted a legal challenge, supported by the Metropolitan Police Federation, after having his vetting removed over sexual assault allegations, which he denies.

Britain's biggest police force is set to challenge a High Court ruling that it cannot sack officers by removing their vetting clearance.Head of the Metropolitan Police Sir Mark Rowley said it is "absurd" that officers who are not fit to hold vetting cannot be lawfully sacked.Sergeant Lino Di Maria successfully mounted a legal challenge, supported by the Metropolitan Police Federation, after having his vetting removed over sexual assault allegations, which he denies.