Belo's ( BLC) KTTU- TV in Tucson, Ariz., reached an affiliation agreement with the MyNetworkTV network to be launched in September by News Corp. ( NWS). "We are excited about extending Belo's relationship with News Corp. in the Tucson market," said Dunia Shive, Belo's president/media operations. "MyNetworkTV's programming will provide a mix of fresh, new shows on KTTU that will attract viewers in key target groups. When combined with our current Fox affiliate, KMSB-TV, this dual-station partnership will strengthen our advertising revenue opportunities and existing presence in Tucson." Belo also announced that KTTU will become the new over-the-air home in Tucson for the Arizona Diamondbacks beginning with the 2008 season, providing more top-quality local sports programming and further positioning the station as a major player in the Tucson television market.