Mayor Bill de Blasio said Monday he won’t endorse any candidate in New York’s 13th congressional race, a major blow to U.S. Rep. Charlie Rangel of Harlem as he seeks a 23rd term in office.

John A. Catsimatidis (born 7 September 1948) is a Greek-American businessman. He is the owner, president, chairman, and CEO of Gristedes Foods, the largest grocery chain in Manhattan, and the Red Apple Group, a real estate company with about $700 million to $800 million in holdings.