FOX Affiliates | ShopTalk KXPI in Idaho Falls Set to Become a Fox-Affiliate By Merrill Knox on Jun. 18, 2012 - 10:19 AM Beginning July 1, Fisher Communications’ KXPI will become the Fox-affiliate in the Idaho Falls market. KXPI replaces KFXP as the market’s Fox-affiliate. The station is currently a MyNetworkTV-affiliate. Under the new a ...