Two NFL players are among four boaters reported missing off Florida’s Gulf Coast, an agent for one of the players said Sunday. Ron Del Duca, agent for Detroit Lions defensive end Corey Smith, told CNN that Smith and Oakland Raiders linebacker Marquis Cooper were two of the four men missing since their boat disappeared on Saturday in waters off Clearwater, Florida. Smith, currently a free agent with the NFL, played defensive end for the Detroit Lions last season The Coast Guard said it was directing an extensive search Sunday for the boaters