MI5 spy chief says Russia, China, Iran top threat list to UK

MI5 Director General, Ken McCallum, gives a speech at Thames House in central London, Wednesday Nov. 16, 2022. Britain faces major security threats from the trio of Russia, China and Iran, which all use coercion, intimidation and violence to pursue their interests, the U.K.’s domestic intelligence spy chief said Wednesday. (Yui Mok/PA via AP)