A rematch between Raquel Pennington and Irene Aldana is expected to serve as the main event for UFC on ESPN 43.
The bantamweight bout, which is expected to be finalized soon, was recently confirmed by ESPN Deportes following an initial report from MMA journalist James Lynch on YouTube. UFC on ESPN 43 takes place at the AT&T Center in San Antonio, Texas, on March 25 and also includes a 135-pound showdown between Holly Holm and Yana Kunitskaya. Pennington and Aldana initially squared off at UFC on ESPN 4 in July 2019, with Pennington prevailing via split decision.