Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
Journalists Carl Bernstein and Bob Woodward on the death of legendary news editor Ben Bradlee.
In other world news, President Obama made his second trip to the Vatican as president, the ninth American leader to visit the pope.
He and the first family met Pope Benedict back in the summer of 2009.
Now, nearly five years later, Obama returned to pay respects to a man he said he greatly admired, Pope Francis.