The Iowa National Guard released the names of two US soldiers who were killed by an Islamic State member in Syria on December 13. In the aftermath of the attack, Syrian Foreign Minister Assad al Shaibani spoke with US Secretary of State Marco Rubio on December 14 and said the Syrian government would work with the US to degrade and destroy the Islamic State (IS). Syria’s Interior Ministry also conducted an anti-IS operation and detained five people. In northern Syria, an armed group killed four Syrian Interior Ministry personnel.