A battle of unbeaten welterweight prospects will headline a ShoBox: The New Generation tripleheader on Friday, July 20 live on SHOWTIME® at 10 p.m. ET/PT when Jaron Ennis squares off against Armando Alvarez in the 10-round main event from WinnaVegas Casino in Sloan, Iowa. Philadelphia’s Ennis (20-0, 18 KOs) has knocked out 10 consecutive opponents and was