US President Donald Trump warned of serious retaliation following an ISIS attack in Syria that killed two US service members and one civilian. He stated that Syria's president, Ahmed al-Sharaa, was devastated and angry about the incident. The attack, which occurred in central Syria, was the first fatal incident involving US troops since the fall of Bashar Assad. The Pentagon confirmed the civilian was a US interpreter, and investigations are ongoing regarding the gunman’s affiliation with ISIS.