Downing Street insists RAF Fairford base safe after US withdraws bombers after terror threat

London, Oct 5 (UNI) Downing Street has insisted that RAF Fairford is safe after the US withdrew its bombers from the Gloucestershire base following reports of a new security threat. The Pentagon confirmed on Sunday that the bombers, believed to include about a dozen B-1s, had been moved back to their home stations in the US. American media reported that the decision was prompted by a new threat. The withdrawal follows a major incident on September 27, when police were alerted to three "suspicious vehicles" near the airbase. A No 10 spokesperson said he would not comment on "foreign nations'…