The attack, which took place in the city of Palmyra, comes a year after the fall of Syrian President Bashar al-Assad and the lifting of U.S. sanctions.

Two soldiers and a civilian interpreter were killed while supporting counterterror operations, the Pentagon said. They are the first U.S. casualties in Syria since the fall of the dictator Bashar al-Assad.

ISIS gunman kills two Iowa National Guard members in Syria terrorist attack. Community mourns loss of Nate Howard and fellow soldier in tragic incident.

The two Iowa National Guard soldiers killed in an ambush by a lone gunman in Syria have been identified, the U.S. Army said Monday. A civil interpreter also died.

U.S. service members and an American civilian were killed in a shooting in central Syria during ongoing counter-ISIS operations, highlighting the persistent threat posed by insurgent violence despite the group’s territorial defeat and the continued risks faced by U.

Iowa National Guard soldiers killed in ISIS ambush attack in Syria as Trump vows 'very serious retaliation' against the terrorist group in response.

Two U.S. soldiers and an interpreter were killed in an ambush by an apparent ISIS gunman in Syria Saturday, officials said.

The group provided a reminder of its presence in Syria in an attack Saturday that killed 2 U.S. Army soldiers, an American civilian interpreter.

President Donald Trump vows "very serious retaliation" after an ISIS gunman killed two U.S. Army soldiers and an interpreter in a Syrian ambush, leaving three other soldiers wounded.

Two Iowa National Guard soldiers were killed in an ISIS attack in Syria. They were on a mission in support of counter-terrorism efforts.

Damascus and Washington reaffirm coordination against terrorism after ISIS attack killed 3 Americans near ancient Syrian city - Anadolu Ajansı