Frank Warren says that Bob Arum has called him to say that Gilberto Ramirez can no longer make the weight at 168lbs and plans to vacate his WBO world title, meaning Billy Joe Saunders and Shefat Isufi will fight for the full title on May 18th... Subscribe to BT Sport Boxing on YouTube ➡️ http://www.youtube.com/c/btsportboxing Follow BT Sport Boxing on Twitter ➡️ http://twitter.com/btsportboxing Join our BT Sport Boxing Facebook Group ➡️ https://www.facebook.com/groups/BTSportBoxing/ Follow us on Instagram ➡️ http://instagram.com/btsport Read more on upcoming fights on BT Sport and BT Sport Box Office ➡️ http://bt.com/sportboxoffice