New York Post: Gristedes supermarket mogul John Catsimatidis is the mystery suitor trying to buy the embattled Daily News from Mort Zuckerman. Catsimatidis, a 66-year-old billionaire, has confirmed that he has been negotiating with Zuckerman for about a month. The talks have been “complicated” but ongoing, Catsimatidis added. And he said he may not be the only one talking. “There might be two or three.”