The critical waterway has a complex history. Why does Trump want it back? And what does China have to do with it?

President Trump’s secretary of state arrives in Panama City on Saturday with a brazen mandate from his boss and a wary host.

PANAMA CITY — Marco Rubio’s weekend visit to Panama is set to offer clues to a pressing question: whether the next four years ...

Secretary of State Marco Rubio is visiting Panama in his first international trip. Here’s what to know about the Panama Canal ...