By Jaime León Tehran, Mar 12 (EFE).- Iranians danced, sang, and jumped over bonfires on Tuesday at the ancient festival of Chaharshanbe Suri, a purification ritual with Zoroastrian roots that predates the arrival of Islam in the Persian country. “Chaharshanbe Suri (the “Wednesday Festival” or “Red Wednesday” in Persian) is a 3,000-year-old popular festival celebrated …