One that caught my eye is his one-handed putting drill, which shows off his precision and speed control on the greens. So why is this drill useful, and should it be part of your own pre-round routine?

During a recent round, a playing partner told me that this putting stroke was illegal. My understanding was that one-handed putting is only illegal when the ball is between your feet — like a ...

Watch: Frustrated PGA Tour star Tony Finau resorts to putting one-handed on the 15th hole during the third round of the ...