When an attacker killed two US service members and a civilian interpreter in Syria over the weekend, President Donald Trump vowed “very serious” retribution against those responsible and officials were quick to describe the assailant as a “lone gunman” who was a member of ISIS.

As he arrived at the White House's Christmas reception, Trump paid tribute to those killed and injured in the three attacks.

The spiritual head of Israel's Druze community is calling on the United States to take action in support of minority rights.

President Trump mourned the victims of the tragic shootings at Brown University and Bondi Beach in Australia — as well as the killing of three US soldiers in Syria — during a White House Christmas event Sunday.