Donald Trump continues to target fellow Republican candidate Ted Cruz over his Canadian birth and says it's a "serious problem." Bob Cusack is editor-in-chief of The Hill and joins CBSN with the latest on the GOP feud.
Full ArticleJust days before the nation's first nominating contests in Iowa, the GOP front-runner talks with CBS' "Face the Nation" about his..
Donald Trump continued to press Ted Cruz about his birthplace and his White House eligibility. CBS News Political Director John..
Donald Trump is back in the "birther" game. The GOP presidential candidate is taking on Ted Cruz by questioning his citizenship, a..