Digital | ShopTalk Nashville’s WKRN Now Broadcasting News in HD By Andrew Gauthier on Oct. 13, 2011 - 10:56 AM Nashville ABC-affiliate WKRN began broadcasting its newscasts in high definition this week, revealing a new, HD-optimized set and new graphics. “We are now in HD,” anchor John Dwyer announced during WKRN’s 4 p.m. ...