The son-in-law of billionaire casino owner Sheldon Adelson arranged the $140 million purchase of the Las Vegas Review-Journal on Adelson's behalf, sources confirmed Wednesday. Patrick Dumont, who is listed on the website of Las Vegas Sands Corp. as the company's senior vice president of finance and strategy, put together the deal at the behest of his father-in-law, the chairman and CEO of the casino operator. Dumont, a 41-year-old from New York, in 2009 married Sivan Ochshorn, a daughter of Adelson's wife, Dr. Miriam Adelson, from a prior marriage. Sivan Ochshorn Dumont runs the Israel Hayom, which is owned by the...