photo credit: Tinseltown // Shutterstock After being nervous to even fight Manny Pacquiao the first time, word is, Mayweather is now “deadly serious” about a proposed rematch. TMZ Sports reached out to the president of programming at Showtime Sports, Stephen Espinoza, who says, “having spoken to Floyd, I know he’s deadly serious about it. He’s very, very…… read more »
