UFC 307 results: Emotional Carla Esparza retires after close loss to Tecia Pennington
Esparza, 36, retires after 14 years of professional fighting, including nearly a decade in the UFC. She was the first-ever UFC women’s strawweight champion, winning gold in the “TUF 20” Finale against Rose Namajunas. She lost the title in her following bout against Joanna Jedrzejczyk.