Dustin Johnson and Kevin Kisner walk up the first fairway during the second round of the tour championship at East Lake Golf Club.
Dustin Johnson and Kevin Kisner walk up the first fairway during the second round of the tour championship at East Lake Golf Club. Brett Davis USA TODAY
Dustin Johnson and Kevin Kisner walk up the first fairway during the second round of the tour championship at East Lake Golf Club. Brett Davis USA TODAY

Johnson still holds a grudge against Kisner

May 30, 2017 09:46 PM