Oleksandr Usyk Needs New Opponent, The Former Kickboxing Star Tyrone Spong Positive On Clomiphene! Oleksandr Usyk (16-0, 12 KOs) Vs Tyrone Spong (14-0, 13 KOs) was set for this weekend. The former cruiserweight champ Usyk still has the right to fight, but he needs a new rival for his heavyweight debut because Spong\u2019s samples are positive on a banned substance. Usyk\u2019s promoter Eddie Hearn confirmed \u201cadverse findings\u201d in one of Spong\u2019s VADA tests on his Twitter. https:\/\/twitter.com\/EddieHearn\/status\/1181347116637151232 \u201cWe have been contacted by VADA to inform us that there has been an adverse finding in Tyrone Spong\u2019s test. It has been sent to the State of Illinois commission and further information will be released in the morning. We have reserve opponents standing by.\u201d ESPN later confirmed that Tyrone Spong\u2019s sample is positive on clomiphene, so Oleksandr Usyk needs a new rival for this Saturday. The undefeated Oleksandr Usyk is looking for a short-notice replacement. Before this bout, Usyk was set to meet Carlos Takam in May, but he was forced to pull out due to a biceps injury. What do you think, who is the next in line for undefeated Ukrainian?