Esparza and Estrada go at it on social media.

Current unified world flyweight champ Marlen Esparza (14-1-0) really wants to avenge her only loss to Seniesa Estrada (24-0-0) who is also a world champion after they got into a battle of words on social media after Esparza's unification fight against Argentina's Gabriela "Chucky" Alanis.