US citizens urged to leave Iraq, Iran vows 'harsh retaliation' after top general killed

BAGHDAD -- Iran has vowed "harsh retaliation" for a U.S. airstrike near Baghdad's airport that killed Tehran's top general and the architect of its interventions across the Middle East, as tensions soared in the wake of the targeted killing. The killing of Gen. Qassem Soleimani, the head of Iran's elite Quds Force, marks a major escalation in the standoff between Washington and Iran, which has careened from one crisis to another since President Donald Trump withdrew from the 2015 nuclear deal and imposed crippling sanctions. The United States urged its U.S. citizens to leave Iraq "immediately." The State Department said the embassy in Baghdad, which was attacked by Iran-backed militiamen and...