A U.S. Coast Guard firefight near the Rio Grande sparked a dispute with Claudia Sheinbaum, who demanded evidence that gunfire came from Mexico.
https://www.foxnews.com/politics/coast-guard-firefight-puts-us-mexico-odds-despite-coordinated-border-operations
https://www.foxnews.com/politics/coast-guard-firefight-puts-us-mexico-odds-despite-coordinated-border-operations