The Athletics' bullpen has been the X-factor in their 2018 success Unknown 00:54 The key to the Athletics' sudden resurgence? Look no further than their stellar bullpen. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsGroup C at a glanceKick-off for the Football Executive Programme for the CaribbeanThe Week in NumbersQatar win maiden continental titleFriday Sports in BriefNFL Legends Community offers ex-players valuable resources
