Collazo, the former world welterweight titleholder, faces fringe contender Angel Ruiz at the Whitesands (also known as the ProBox TV) Events Center in Plant City, Florida.
WBC light heavyweight world champion Oleksandr “The Nail” Gvozdyk and IBF light heavyweight world champion Artur Beterbiev will fight in a highly anticipated title unification bout at the Liacouras Center in Philadelphia.
