Another top PGA golfer is heading to rival golf league LIV Golf, which comes as the two golf leagues are working through a merger. What Happened: Reigning Masters champion Jon Rahm announced he will be joining the Saudi-Arabian backed LIV Golf. As reported by ESPN, Rahm is the current third ranked golfer in the world, which could mark another blow to the current PGA Tour. “This decision was for many reasons what I thought was best for me,” Rahm said. “Don’t get me wrong, it’s a great deal. I had a really good offer in front of me and it’s one of the reasons why I took it, right?” The exit by R…