Mielnicki, 21-1 (12 KOs), turned professional in 2019. At the time, Mielnicki was just 17. Since then, he has experienced the growing pains of being a young professional fighting on televised cards. He suffered a majority decision loss to James Martin in 2021. Since training with Shields, Mielnicki, now 23, believes he has grown as a fighter.
Subscribe to my channel
