Originally published at: "I'll bring heat!" 🔥 | Britain's Kayla Allen becomes first female fighter to sign with Zuffa Boxing
► Subscribe to Sky Sports Boxing: http://bit.ly/SSBoxingSub ► Watch Sky Sports with NOW: NOW Sports - Watch Sky Sports live Decorated British amateur Kayla Allen will make her professional debut in London in September after becoming the first female fighter to sign with Zuffa Boxing. The 21-year-old Londoner will campaign as a lightweight and make her first professional appearance on September…