Rubio said he could not predict if Trump would succeed in buying Greenland from Denmark or restoring American authority over the Panama Canal while he is in office.

President Trump is reportedly dispatching his newly confirmed Secretary of State Marco Rubio to Panama for his first foreign trip. Here's what's at stake.

Secretary of State Marco Rubio defended President Donald Trump's interest in acquiring Greenland and gaining control over the Panama Canal, deeming it crucial for U.S. national security interests. During an appearance on SiriusXM's "The Megyn Kelly Show,