Sarah Gruber makes her debut on Team LeftJab Boxing Radio with her first interview on her show called The Sweet Science With Sarah.Sarah's first guest is Jamel "Semper Fi" Herring and they talk about everything going on with Herring.Jamel talks to Sarah about calling out Derry Mathews and the possibility of this fight happening.Herring also discusses his last fight,the importance of being a role model and if he believes Floyd Mayweather will stay retired.Sarah also gets Jamel's thoughts on if Adrien Broner has matured and what a Ashley Theophane vs Broner fight would be like.