MARGARET BRENNAN: Good morning and welcome to Face The Nation. We have breaking news as we begin what is likely to be another turbulent week here in Washington. Congress faces a government shutdown ...

Add Yahoo as a preferred source to see more of our stories on Google. President Trump told CBS News' Robert Costa on Sunday morning that he believes a government shutdown is likely unless top ...

Robert Costa is a national correspondent for "CBS News Sunday Morning" and chief Washington analyst for CBS News. Costa's work at "Sunday Morning" includes coverage of national politics, in-depth ...

The GOP front-runner details the next phase of his bid: TV ads, a book, new policies — plus Melania and Ivanka.

But Bernie Sanders made clear that he is far from ready to cede the nomination to Hillary Clinton, who picked up more delegates over the weekend and leads among both super delegates and pledged ...