WASHINGTON – August 26, 2013 – Washington International Horse Show (WIHS) is pleased to announce a new incentive bonus sponsored by SHF Enterprises, Inc. for the rated Jumper divisions, along with the winner of the $125,000 President’s Cup Grand Prix, to honor horses that also competed in the Young Jumper Championships (YJC). The bonus is yet another highlight for jumper riders at the 55th annual WIHS, held October 22-27, 2013, at Verizon Center in Washington, D.C