President Donald Trump attended the Army-Navy football game Saturday, while also promising serious retaliation for the death of three service members in Syria.

We will retaliate, Trump told reporters on his way to the game.

Two US service members and a civilian were killed and three service members were injured, according to Central Command, after an ambush by a lone ISIS gunman in Syria.

RELATED STORY | Trump vows retaliation after 2 U.S. troops, 1 civilian killed in ISIS ambush

"These are great, three great people. And it's just a terrible thing. Syria, by the way, was fighting along with us. The president, the new president of Syria is, as they told me, and I'm not surprised, he's devastated by what happened. This was an ISIS attack on us and Syria. And again, we mourn the loss and

See Full Page