Piercy is up to 58th this week and he got into the field Thursday at the WGC-
There was no movement inside the top 20 this week.
Luke Donald remained in first, followed by Tiger Woods, Rory McIlroy, Lee
Westwood, Webb Simpson, Adam Scott, Bubba Watson, Jason Dufner, Matt Kuchar
and Justin Rose.
Graeme McDowell stayed in 11th. Zach Johnson, Hunter Mahan, Steve Stricker,
Open Champion Ernie Els, Dustin Johnson, Phil Mickelson, Matt Kuchar, Louis
Oosthuizen and Rickie Fowler rounded out the top 20.