Lydia Ko put the Scotty Cameron Phantom 9 in play at this week's Mizuho Americas Open.

Lydia Ko is putting well with her new putter, but the ball is not going into the hole. That is the issue the golfer is facing. She has been playing well but not getting results in the last two rounds.

ORLANDO, Fla. – One day after Nelly Korda put a new driver in the bag, she took it out. The same is true for Lydia Ko and her "new" putter. The top two players in the world were better off for it, ...