William Coleman riding Diabolo in the cross phase of the CCI4-S copyright Amy Dragoo Photography. A clear across country clinched the win for US Olympic Eventing Team member William Coleman and Diabolo, a 12-year-old Holsteiner gelding (Diarado x Roulett M) owned by the Diabolo Group, in the $40,000 Brooke USA CCI4-S at the Plantation Field International Three-Day Event. Coleman and Diabolo took the...