Alex Karras, who was a star defensive lineman for the Detroit Lions in the 1960s and went on to gain other fame for his acting in Hollywood's Blazing Saddles and TV's Webster, has died, according to multiple reports.He was 77 and had been suffering from kidney failure, as People magazine earlier reported. His death has been reported to The Associated Press by Karras' attorney, Craig Mitnick, and to USA Today by the Lions.The Associated Press reminds us that: "Karras became a bit of a celebrity through George Plimpton's behind-the-scenes book about what it was like to be an NFL player...