Devin Haney vs. Vasiliy Lomachenko fight: Undisputed lightweight crown at stake in Las Vegas this May | CBS Sports Headlines Devin Haney vs. Vasiliy Lomachenko fight: Undisputed lightweight crown at stake in Las Vegas this May Haney will look to defend his crown against the former unified champion on May … Continue reading Devin Haney vs. Vasiliy Lomachenko fight: Undisputed lightweight crown at stake in Las Vegas this May