WASHINGTON — The U.S. has bolstered defenses at a base in Jordan that was attacked by Iran-backed militants as it prepares for a wider U.S. response to a drone attack that killed three service members, a U.S. official said Friday.
Even as a larger U.S. military response seemed imminent, some Iran-backed factions pledged to continue to attack U.S. forces in the region. In a statement released Friday, one of Iraq's strongest Iran-backed militias, Harakat al-Nujaba, announced its plans to continue military operations against U.S. troops, despite other allied factions having called off their attacks in the wake of a Sunday drone strike that killed three U.S. service members in Jordan.
While previous U.S. responses have been more limited, the attack on Tower 22, as the Jordan outpost is known, and the deaths of the three service members has crossed a line, the official said. The base was struck by an Iranian-made drone fired from Iraq, the official said.
In the days since the attack, the U.S. has bolstered the defenses around Tower 22, which houses about 350 U.S. troops and sits near the demilitarized zone on the border between Jordan and Syria. The Iraqi border is only 6 miles (10 kilometers) away.
In response, the U.S. is weighing response options to include striking militia leaders. The U.S. options under consideration include targets in Syria, Yemen and Iraq, where the Iranian-made drone that killed the service members…