This Day in Boxing Marvin Hagler KOs Rufino Cabrera This Day June 30, 1979 SteveJune 29, 2018, 5:43 pmJune 29, 2018 720 Facebook Twitter Marvin Hagler KOs Rufino Cabrera This Day June 30, 1979 Marvin Hagler 160½ lbs Norberto Rufino Cabrera 161 lbs TKO in round 8 Chapiteau de l’Espace Fontvieille, Fontvieille, Monaco Referee: Stanley Christodoulou Previous ArticleCarlos Monzon KOs Tony Licata Retains the Crown This Day June 30, 1975Next ArticleMickey Walker KOs Tommy Milligan This Day June 30, 1927 Retains Crown