The Nigerian government on Saturday vowed to keep fighting violent extremism and said it hoped Washington would remain a close ally after President Donald Trump added the West African nation to a U.S.

U.S. Marines currently deployed to the Caribbean are well poised for any potential conflict in the U.S. Southern Command Area of Operations. This article describes the experiences of Marines in the region and what any potential buildup may look like.

In an exclusive 60 Minutes interview with Norah O'Donnell, President Trump said Chinese President Xi Jinping understands the consequences of taking military action against Taiwan.