Modern pentathlon plans to ditch horse riding after disturbing scenes at the Tokyo Olympics and replace it with cycling, British paper The Guardian said on Tuesday. The Guardian said it had been told by several sources that the executive board of the governing body UIPM voted in favour of such a change over the past days. The multi-sport competition combines fencing, swimming, show-jumping and mix of cross-country running and laser pistol shooting in its current form, having already reformed in the past in order to keep its place at the Olympics. Its future became even more uncertain after out…