As we saw by Rory McIlroy's emotional reaction to winning the Masters and completing the career Grand Slam, the guy was under an insane amount of pressure to finally get the job done. McIlroy admitted he felt "pure relief" after winning the playoff against Justin Rose to make (more) golf history.

Jordan Spieth headed to Quail Hollow for the PGA Championship with more expectations than pressure for being next in line to join the most elite fraternity in golf with the career Grand Slam. Only the Wanamaker Trophy was missing. That was eight years ago. He tied for 28th.

Jordan Spieth has a chance to follow Rory McIlroy in completing a career Grand Slam when the US PGA Championship gets underway but the American offered a telling assessment