He improved to 3-0 with Jim Furyk and then took a seat for afternoon four-balls. An important part of the Presidents Cup or Ryder Cup is for players to know when they might need a breather and then admit it. Mickelson, 41 and diagnosed last year with psoriatic arthritis, told assistant captain Jay Haas Saturday morning, "I'd have been jumping out of my skin if I had to sit out a session earlier in my career." This time, he was ready to jump on the bandwagon for teammates. He deserved the rest after playing in 32 straight Presidents Cup matches and scoring for the 17th time in his last 18 outings.