Photo courtesy of Warner Brothers. It was a dark night for Dark Knight fans when storms moved through Evanston last night, knocking out power to the Century 12 Evanston Theater. Twenty minutes were left in the show when the power loss cut the flick short. Movie goers were issued rain checks, and those waiting to see later screenings waited for the power to be restored, an hour and 15 minutes later. ComEd said there were......