Image copyright Reuters Image caption Banks and petrol stations were set ablaze in the unrest Iran has arrested about 100 leaders of the protests against a hike in petrol prices, the judiciary says. They were identified and detained in "various parts of the country" by Iran's powerful Revolutionary Guards.The announcement came as the US placed sanctions on Iran's communications minister for restricting internet access during the unrest. Amnesty International says more than 100 people were killed during the protests which…

DUBAI, United Arab Emirates (AP) — A Princeton scholar held for three years in Iran on widely criticized espionage charges was freed Saturday as part of a prisoner exchange that saw America release a detained Iranian scientist, a rare diplomatic breakthrough between Tehran and Washington after months of tensions. The trade on the tarmac of a Swiss airport saw Iranian officials hand over Chinese-American graduate student Xiyue Wang for scientist Massoud Soleimani, who had faced a federal trial in Georgia…