At least five people were killed and 20 injured in an earthquake Wednesday in eastern Iran, dpa quoted Fars news agency as reporting. The quake of magnitude 5.5 hit the town of the town Zohan, in the Khorasan province near the provincial cities of Birjand and Ghaen, where residents fled their homes in panic. There was no immiediate confirmation of the death toll from the Iranian interior ministry, which is responsible for managing natural disasters.