Jaron Ennis smashed through another opponent, and called out Errol Spence Jr after he was done with Custio Clayton. Jaron “Boots” Ennis made quick work of Custio Clayton in tonight’s IBF welterweight eliminator, stopping the Canadian former Olympian in the second round of their Showtime co-feature tonight on the Charlo vs Castano 2 card. After his win, Ennis (29-0, 27 KO) called out an in-attendance Errol Spence Jr, who of course has the IBF belt among the three he holds at 147 lbs, along with the WBC and WBA. Live coverage for Charlo vs Castano 2 continues, click here! The…