According to MMA Junkie, the Brazilian received a positive test result for COVID-19 and will not be able to take part in the match, which was supposed to be the main event of the UFC 251. The tournament will be held on July 11 on the fighting island in Abu Dhabi.
Most likely, the match with Usman will be postponed to a later date.
Burns has 19 victories and three defeats in the MMA, Usman won 16 victories in his career and lost once.
Earlier in Orenburg they talked about the worsening situation with coronavirus in the team.