With the talent lineup growing for Sunday night's (Oct. 21) Country Freedom Concert, the timeframe has expanded, too. The concert now will run 3 hours, from 8-11 p.m. ET. CMT, CMT Canada and VH1 Country will broadcast the event live from the Gaylord Entertainment Center. Westwood One will provide an audio feed to radio stations worldwide. Announced participants include George Strait, Clint Black, Alan Jackson, Brooks & Dunn, Martina McBride, Tim McGraw, Vince Gill, George Jones, Lonestar, Hank Williams Jr., Lee Ann Womack, Trisha Yearwood and Sara Evans.