NEW YORK — Fired Miami Dolphins coach Brian Flores sued the NFL and three teams on Tuesday over alleged racist hiring practices for coaches and general managers, saying the league remains “rife with racism” even as it publicly condemns it. The lawsuit, filed in Manhattan federal court, said the hypocrisy was on display with the chilly treatment Flores received from the Dolphins after he refused to accept a $100,000-a-game offer from the club his first season to “tank” so it could secure the top draft pick. The lawsuit sought class-action status and unspecified damages from the league, the Dolphins, the Denver Broncos and the New York Giants, along with unidentified individuals. Flores, 40, was fired last month by Miami after leading the Dolphins to a 24-25 record over three years. They went 9-8 in their second straight winning season, but failed to make the playoffs during his tenure. In a statement released by the lawyers representing him, Flores said: “God has gifted me with a ...