Robert Rock is better known as a 2-time winner on The European Tour, but he is also a top-flight golf instructor and heads up the Robert Rock Academy.  He joins 'On the Mark' to share his experiences from playing, and winning, at the highest of levels.  He also talks golf instruction and shares his impressions of the golf swing, putting, and playing under pressure.  Robert reminisces about playing with, and beating Tiger Woods, in the final round of The 2012 HSBC Abu Dhabi Golf Championship.