A passenger plane carrying 150 people and 18 crew members crashed Wednesday in northwest Iran, and all on board were dead, state media reported. The Caspian Airlines jet was heading from Tehran to the Armenian capital Yerevan when it crashed near the village of Jannatabad outside the city of Qazvin, around 75 miles northwest of Tehran, state television said. The Qazvin emergency services director Hossein Bahzadpour tells the official news agency that the plane was completely destroyed and shattered to pieces, and the wreckage was in flames. "It his highly likely that all the passengers on the flight were killed," Bahzadpour said.