Anintimateportraitofoneofthemostexplosiveandcompellingsportingiconsofalltime.Asupernovaintheworldoftennis,asawe-inspiringashecouldbeexplosive,JohnMcEnroe’scombined155championshiptitlesstillranksasthehighestachievementintheMen’sOpenera.ButasBarneyDouglas’sfilmshows,thisisjustonefacetofthesportlegend’sstoriedlife.McE...