Amanda Serrano is scheduled to defend her world titles against Argentina’s Lucrecia Manzur in California on August 21. The fight is described by both outlets as a landmark event that will be streamed on TikTok, marking a high-profile appearance for the sport on the platform. The bout is positioned as a world-title contest, with Serrano putting her belts on the line and Manzur challenging for the titles. The reporting is consistent on the key details: the two fighters involved, the location in California, the date of August 21, and the distribution method via TikTok. No additional context, such as the specific weight class, the number of titles at stake, or official sanctioning body details, is provided in the supplied summaries. Overall, the coverage focuses on the matchup and the event’s streaming format, rather than broader storylines or undercard information.