 However the Ripon and Columbus applications have since disappeared from the FCC database, leaving solely the entry for the Milwaukee tower site.On August 12, 2012, it was reported that the station had begun to broadcast from the MPTV Tower, airing programming from WeatherNation TV; it also changed its call letters to WIWN, which became official one day later on August 13.The network was carried fully in 1080i high definition, with forced framing to widescreen for standard definition viewers via the AFD #10 code.