The biggest showjumping competition in KwaZulu-Natal will again be attracting the top riders to KwaZulu-Natal as the fifth Nissan Winter Classic kicks off at Durban Shongweni Club from 15 to 19 June.   “The Nissan Winter Classic has become a firm favourite on the South African showjumping calendar,” said event co-organiser, Jodi Wolhuter. “The high quality events…