Rebels posing as security forces have killed 21 people on a highway in southeastern Iran, Iran’s national police chief said Friday. Gen. Esmaeil Ahmadi Moghaddam accused U.S. and British intelligence services of encouraging Iranian rebels to attack people, the official Iranian news agency reported. Rebels posing as policemen and soldiers stopped people and killed them on a road in Sistan-Baluchestan province, which borders Pakistan and Afghanistan, the agency quoted Moghaddam as saying. Full Story