Question: who killed billy hope's wife in southpaw
Answer: At a charity event for the orphanage where he and his wife both grew up , Escobar is in attendance , and as Billy is leaving , Escobar threatens he 'll take Maureen and his title away from him , and while Maureen tells Billy to let it go and go home with her , Billy 's anger gets the best of him , leading to a brawl in which Maureen is accidentally shot and killed by Miguel 's brother Hector , who flees .