Inflaming an already heated presidential election race, Iran’s influential former President Akbar Hashemi Rafsanjani has written an unprecedented open letter to Supreme Leader Ayatollah Khamenei. In the letter, written in a poetic tone, Rafsanjani — one of Iran’s most influential officials — calls on Khamenei to extinguish the “fire” sparked by President Mahmud Ahmadinejad’s recent accusations against his main rival, Mir Hossein Musavi, and prevent that fire from spreading “through the election and beyond.”