CHICAGO - It didn't take Chicago mobster Tony "The Ant" Spilotro long to realize his time was up. "Time to say a prayer," government witness Nicholas Calabrese quoted Spilotro as saying moments before his fellow mobsters beat and strangled him in a suburban Bensenville basement on a June afternoon 21 years ago. An eyewitness account of the mob hit that helped inspire the movie "Casino" emerged Wednesday as Calabrese returned to the stand at the trial of his brother Frank and four other alleged members of the Chicago Outfit. Spilotro was the model for the Joe Pesci character in the...