LONDON: Up to eight people believed to have links to Islamist extremists, including Al Qaeda, are working in Britain’s police service, the Daily Mail said on Saturday, citing an intelligence service file. The newspaper said Britain’s domestic intelligence service MI5 had drawn up a secret document containing the names of alleged radicals, including serving officers, said to be working in London’s Metropolitan Police and other forces. Some on the list are believed to have attended extremist training camps or radical Islamic schools in Pakistan or Afghanistan and others visited pro-jihad websites or had links to firebrand Muslim preachers, it added....