TEHRAN, Iran – Iranian President Mahmoud Ahmadinejad on Sunday inaugurated the country's first domestically built unmanned bomber aircraft, calling it an "ambassador of death" to Iran's enemies. The 4-meter-long drone aircraft can carry up to four cruise missiles and will have a range of 620 miles (1,000 kilometers), according to a state TV report — not far enough to reach archenemy Israel. "The jet, as well as being an ambassador of death for the enemies of humanity, has a main message of peace and friendship," said Ahmadinejad at the inauguration ceremony, which fell on the country's national day for its...