Leonard Greene: Open mouth, insert foot is the Don Lemon formula for CNN success

Don Lemon is back on the air. He’s opening his mouth to change his feet.

The CNN anchor shamelessly stuck his foot in his mouth when he said that newly-announced Republican presidential candidate Nikki Haley — a 51-year-old woman — was already past her prime.

Then he put his other foot in his mouth when he told his viewers and his female co-hosts to “Google” it.