Midway through play Friday, K.J. Choi leads the 2011 Tour Championship, with several other big names hot on his tail. Here's a look.
K.J. Choi, -6 through 10
Aaron Baddeley, -5 through 9
Jason Day, -5 through 8
Luke Donald, -5 through 7
Hunter Mahan, -4 through 8
Keegan Bradley, -4 through 6
Bubba Watson, -3 through 14
Fredrik Jacobson, -3 through 13
Geoff Ogilvy, -3 through 12
Bill Hass, -3 through 9
Matt Kuchar, -3 through 9
Adam Scott, -3 through 8
Charles Howell III, -3 through 8
Among other big names, Nick Watney is at -1, and Vijay Singh and Phil Mickelson are even.
Choi was tied for second coming into play on Friday, but he's passed Bradley, who was the leader after shooting a 64 in his first round. Choi has shot -4 so far this round, compared to +2 for Bradley. Meanwhile, Watson has surged in the standings with a -5 so far Friday. Jason Dufner and Chez Reavie, who had been among the top performers in the first round, have both tailed off with +3 performances Friday, and are now in the middle of the pack.
Here's a link to the full leaderboard.