In this Jan. 10, 2013 file photo, House Republican Caucus Chairman Glen Casada of Franklin participates in an ethics training session in the House chamber in Nashville, Tenn. Casada, a staunch opponent of Republican Gov. Bill Haslam's proposal to extend health coverage to 280,000 low-income Tennesseans, is among the key players in a special legislative session that beings Monday, Feb. 2, 2015. (AP Photo/Erik Schelzig, file)
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