Until we see Phil Mickelson literally tee off on Thursday at the Players Championship, there's always the possibility that the most unpredictable player on the PGA Tour might pick up his ball and go home from Ponte Vedra Beach next week. But a tweet he sent out on Sunday afternoon seems to indicate that he's now leaning more toward playing at TPC Sawgrass than not. For the past month, Mickelson has been wavering about whether he will compete in the tournament, which he has played 25 times and won back in 2007.