Maina Kiai says he is 'deeply concerned' about use of officers such as Mark Kennedy to infiltrate non-violent groupsA senior United Nations official has called on the British government to launch a judge-led public inquiry into the "shocking" case of Mark Kennedy and other undercover police officers who have been infiltrating protest groups.Maina Kiai, a UN special rapporteur, said the scandal involving undercover police cultivating intimate sexual relationships with political activists over long periods of time had been as damaging as the phone-hacking controversy that prompted the Leveson ... Read More