Rafa is in action along with the other top guns:
here is the order of play:
http://www.atpworldtour.com/scores/schedule.aspx?year=2014&eventid=5014
I think Rafa should have shut down his year when he couldn't play the US Open Series. It's been one injury after another since Wimbledon. This appendicitis is serious business and yet, he's still trying to finish the season. Of course, this may put the Australian Open in jeopardy. I don't get it. At this point in his career Rafa should not be worrying about the WTF, rankings, or anything else. His main priority should be his health. But, Rafa's stubborn so we'll have to see how it plays out. Here's an article that I find very troubling.
Bad to Worse to Worst
http://www.tennis.com/pro-game/2014/10/bad-worse-worst/52963/#.VDZ3j0uOZxs