Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz, Ramos Joel Silva

Winner Dainier Christian Pero Justiz of Cuba, left, and Ramos Joel Silva of Cuba during the 50th International Elite Men Boxing Tournament Grand Prix Usti nad Labem, Czech Republic, May 25, 2019. (CTK Photo/Ondrej Hajek)

Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz of Cuba, left, and Ramos Joel Silva of Brazil fight during the 50th International Elite Men Boxing Tournament Grand Prix Usti nad Labem, Czech Republic, May 25, 2019. (CTK Photo/Ondrej Hajek)

Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz of Cuba, left, and Ramos Joel Silva of Brazil fight during the 50th International Elite Men Boxing Tournament Grand Prix Usti nad Labem, Czech Republic, May 25, 2019. (CTK Photo/Ondrej Hajek)

Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz, Ramos Joel Silva

Ramos Joel Silva of Brazil, left, and Dainier Christian Pero Justiz of Cuba fight during the 50th International Elite Men Boxing Tournament Grand Prix Usti nad Labem, Czech Republic, May 25, 2019. (CTK Photo/Ondrej Hajek)

Ramos Joel Silva, Dainier Christian Pero Justiz

Ramos Joel Silva, Dainier Christian Pero Justiz

Ramos Joel Silva of Brazil, left, and Dainier Christian Pero Justiz of Cuba fight during the 50th International Elite Men Boxing Tournament Grand Prix Usti nad Labem, Czech Republic, May 25, 2019. (CTK Photo/Ondrej Hajek)

Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz, Ramos Joel Silva

Ramos Joel Silva of Brazil, left, and Dainier Christian Pero Justiz of Cuba fight during the 50th International Elite Men Boxing Tournament Grand Prix Usti nad Labem, Czech Republic, May 25, 2019. (CTK Photo/Ondrej Hajek)

Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz, Ramos Joel Silva

Ramos Joel Silva of Brazil, left, and Dainier Christian Pero Justiz of Cuba fight during the 50th International Elite Men Boxing Tournament Grand Prix Usti nad Labem, Czech Republic, May 25, 2019. (CTK Photo/Ondrej Hajek)

Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz, Ramos Joel Silva

Dainier Christian Pero Justiz of Cuba, left, and Ramos Joel Silva of Brazil fight during the 50th International Elite Men Boxing Tournament Grand Prix Usti nad Labem, Czech Republic, May 25, 2019. (CTK Photo/Ondrej Hajek)