Insiders report UFC developing du Plessis vs. Usman title fight

Following an exchange between Dricus du Plessis and Caio Borralho in South Africa, multiple insiders have reported that the UFC is developing a fight between du Plessis and Kamaru Usman. Borralho traveled to South Africa to challenge du Plessis, who invited him to his gym for sparring. The social media exchange became heated, with Borralho telling du Plessis to sign a contract and du Plessis questioning why Borralho thinks he's in title negotiations. Despite Borralho's challenge, sources indicate Usman is the actual opponent being lined up for the champion.