President Trump pushed back Monday on a "60 Minutes" investigation that found his controversial family separation policy began earlier and impacted thousands more children than the administration admits. 

U.S. troops at the border have been authorized to use force, including "lethal force," according to a new White House memo -- a controversial expansion of military power by the Trump administration to crack down on illegal immigration. 

Attorney General Jeff Sessions has submitted his resignation letter to President Donald Trump, according to the Associated Press.

Deputy Attorney General Rod Rosenstein sharply refuted a New York Times storythat says he suggested recording President Trump to show the turmoil inside the White House and talked about recruiting some in the cabinet to invoke the 25th Amendment to declare Mr. Trump unfit and remove him. 

President Trump and several top White House officials deny saying many of the quotes that appear in Bob Woodward's new book on the Trump administration. 

Bob Woodward's new book "Fear," scheduled to be released later in September, reveals vivid accounts of dysfunction behind the scenes in the Trump White House. 

A U.S. service member was killed and another wounded in an apparent insider attack in eastern Afghanistan on Monday, the NATO mission in Afghanistan said. 

President Trump took to Twitter Monday morning to tear into fired top White House aide and former "Apprentice" show contestant Omarosa Manigault Newman.