Leno, who exited the "Tonight Show" in 2014, spoke candidly about mixing politics and humor for a mass audience in a recent interview with David Trulio for The Ronald Reagan Presidential Foundation.

Leno thinks today’s TV hosts are fools for falling back on one-sided political humor – explaining they’re isolating half their audience with the endless partisan jabs.

"Our admiration, affection, and respect for the talents of Stephen Colbert and his incredible team made this agonizing decision even more difficult," CBS' statement read, noting that the show has bee...

Letterman, like other press advocates and some Democrats, did not seem satisfied with that answer.