President-elect Donald Trump said on Sunday he would release classified documents in the coming days related to the assassinations of U.S. President John F. Kennedy, Senator Robert Kennedy and civil rights leader Martin Luther King Jr.

Donald Trump will be sworn in today, ushering in another turbulent four-year term with promises to push the limits of executive power, deport millions of immigrants, secure retribution against his political enemies and transform the role of the US on the world stage.

Germany's ambassador to the United States has warned that the incoming Trump administration will rob U.S. law enforcement and the media of their independence and