Protesters angry about U.S. air strikes on Iraq hurled stones and torched a security post at the U.S. Embassy in Baghdad on Tuesday, setting off a confrontation with guards and prompting the United States to send additional troops to the Middle East. The protests, led by Iranian-backed militias, posed a new foreign policy challenge for U.S. President Donald Trump, who faces re-election in 2020. He threatened to retaliate against Iran, but said later he does not want to go to war. The State Department said diplomatic personnel inside were safe and there were no plans to evacuate them. Embassy guards used stun grenades and tear gas to repel protesters, who stormed and burned the security post at the entrance but did not breach the main compound. The Pentagon said that in addition to Marines sent to protect embassy personnel, about 750 soldiers from the 82nd Airborne […]