KNOXVILLE: Jake Butcher helped bring the World’s Fair to the city in 1982, but the collapse of his banking empire soon after "took a lot of wind out of the sails for Knoxville," he said in a recent interview. WBIR-TV in Knoxville interviewed Butcher for the station’s coverage of the 25th anniversary of the World’s Fair that began May 1, 1982. The interview, a first for Butcher in many years, was aired Tuesday evening. Butcher, 70, former chairman of United American Bank, also was chairman of the Knoxville International Energy Exposition board of directors and used his political ties and...