Former Bears coach Mike Ditka, who has repeatedly voiced his support for Donald Trump to the Chicago Sun-Times, blasted President Obama during a radio appearance Thursday."Obama is the worst president we've ever had," Ditka told hosts Sid Rosenberg and Bernard McGuirk during an appearance on their morning show on WABC-AM in New York.Ditka, who guided the 1985 Bears to a Super Bowl victory, questioned Obama’s skills as a leader. "Barack Obama's a fine man. I mean, he's pleasant," Ditka said. "He would be great to play golf with. He's not a leader. This country needs leadership. It needs direction. It...