Rupert Murdoch, chairman of News Corp., has been promising a Fox News business cable channel for more than a year, hoping to surpass General Electric Co.'s CNBC in the ratings the way Fox News Channel has eclipsed CNN.... Dow Jones & Co., publisher of The Wall Street Journal, is a co-owner with NBC of CNBC's television operations in Asia and Europe. Dow Jones also provides news content to CNBC in the U.S. The Saturday morning lineup of business shows on Fox News Channel -- "Bulls and Bears," "Cavuto on Business," "Forbes on Fox" and "Cashin' In" -- already draws higher...