Rising welterweight star Jaron “Boots” Ennis faces his most difficult test in pursuit of a world title shot as he headlines his first SHOWTIME CHAMPIONSHIP BOXING® against former world champion Sergey Lipinets. These formidable contenders meet in a 12-round, crossroads fight with welterweight world title implications on Saturday, April 10 live on SHOWTIME at 9 p.m. ET/6 p.m. PT from Mohegan Sun Arena in Uncasville, Conn. in a Premier Boxing Champions event. In the SHOWTIME CHAMPIONSHIP BOXING co-feature, a pair of hard-hitting welterweights square off as Eimantas Stanionis takes another step up in class as he faces former world title challenger Thomas Dulorme in a 12-round WBA Welterweight Title Eliminator. The telecast opener features IBF Junior Bantamweight World Champion Jerwin “Pretty Boy” Ancajas defending his title against Jonathan Rodríguez in a 12-round bout.