Saturday June 29th on Showtime Boxing at 9 p.m. ET/6 p.m. PT and features hard-hitting super welterweight Erickson "Hammer'' Lubin taking on French contender Zakaria Attou in a 12-round WBC title elimination bout in the co-main event. Opening the telecast is a WBA featherweight title eliminator between slick Mexican southpaw Eduardo Ramirez and power-punching Dominican Claudio Marrero. Unbeaten WBC interim middleweight champion Jermall Charlo (27-0, 21 KOs) will return to his hometown to defend against WBO #5, WBA #7 contender Brandon Adams (21-2, 13 KOs) on Showtime June 29 from NRG Arena in Houston. Adams won the 2018 reboot of The Contender. In the co-feature, super welterweight Erickson “The Hammer” Lubin takes on Zakaria Attou in a 12-round WBC title elimination bout and opening the telecast is a WBA featherweight title eliminator between Eduardo Ramirez Claudio Marrero.