The U.S military launched a large-scale series of airstrikes against dozens of Islamic State (ISIS) targets across central Syria on Friday, fulfilling President Donald Trump's vow of retaliation following the killing of two American soldiers and a civilian interpreter last week.

U.S. Secretary of State Marco Rubio held an end-of-year press conference at the State Department in Washington, D.C. The event was lengthy, lasting over two hours, while covering a wide range of U.S. foreign policy topics under President Donald Trump.