 However, the Radio Center for People with Disabilities filed a challenge with the Federal Communications Commission to block the sale of the station, on the basis that the purchaser was not a member of a minority, and the sale was never consummated.In 2004, WAUR was sold to Starboard Broadcasting for $3.5 million, and the station began airing its current Catholic format as an affiliate of Relevant Radio.The station changed its call sign to the current WKBM on June 18, 2014.