LAS VEGAS (AP) - A weekend television weatherman was fired after he made an on-air racial slur about Martin Luther King Jr., station officials said. Rob Blair of KTNV-TV was delivering the extended forecast Saturday morning when he said: "For tomorrow, 60 degrees, Martin Luther Coon King Jr. Day, gonna see some temperatures in the mid-60s." Jim Prather, vice president and general manager of the ABC affiliate, said Blair stumbled but the excuse was not enough to save his job. "This kind of incident is not acceptable under any circumstances, and I'm truly sorry that this event occurred," Prather told...