By Kate Holton and Sinead Carew LONDON/NEW YORK (Reuters) - Verizon Communications is back at the table to finally buy out the rest of its stake in Verizon Wireless from UK mobile carrier Vodafone Group PLC in what could be the third-biggest merger-and-acquisitions deal of all time. Verizon, the number one U.S. mobile carrier, has made no secret of its desire to gain full ownership of a network that is growing fast and generating billions of dollars in free cash flow, but the companies have tussled over how to value such a deal. ...{br}{br}View the Entire Article{br}