https://www.reuters.com/article/us-fox-flutter/flutter-entertainment-to-defend-its-position-against-fox-in-fanduel-arbitration-idUSKBN2BU0X4 >DUBLIN (Reuters) -Betting group Flutter Entertainment, the owner of Paddy Power, Betfair and PokerStars, on Wednesday said it will "vigorously defend its position" after Fox Corp filed a suit against the company related to its option to buy a 18.6% stake in U.S. sports betting firm FanDuel Group.