He's not Jordan Spieth or Rory McIlroy, not Jason Day or Dustin Johnson. Yet while his name gives one the urge to yell out, "Kid Dy-no-mite!" on a day when many of the biggest names struggled, Walker reminded us he is a heck of golfer. This year also has been a struggle, with three top 10s in 19 starts, and no finishes better than fourth. Once as high as 10th in the world rankings, he has dropped to 48th.