World champion trotting mare Giant Diablo was retired Friday, three days after a sub-par training mile at a
The Swedish-based Walmann returned to his native country on Thursday where he advised owner Tommy Jacobson to retire the mare.
"I finally realized that we shouldn't push her any more," Walmann told harnessracing.com's European correspondent Lars G. Palm on Friday. "It wasn't lameness, but a feeling that she didn't need to race anymore."
Giant Diablo will remain in the
A winner of 28 of 72 career starts and more than $1.8 million, Giant Diablo will likely be bred to either 2007 Horse of the Year Donato