Shields' promoter, Dmitriy Salita, issued a statement Friday saying Shields has "an unwavering commitment to clean competition," and said he is "100% confident" Shields will be vindicated amid news that she has been suspended in Michigan after testing positive for marijuana after a fight in Flint earlier this month.

Champion boxer and Flint native Claressa Shields has reportedly been suspended by the Michigan Unarmed Combat Commission for a positive marijuana test.

American boxer Claressa Shields, the undisputed world champion in three weight classes, has been suspended and is under investigation after testing positive for marijuana following her victory over heavyweight Danielle Perkins in Michigan.