By JUAN A. LOZANO, ERIC GAY, ELLIOT SPAGAT and EVENS SANON DEL RIO, Texas (AP) — More than 6,000 Haitians and other migrants have been removed from an encampment at a Texas border town, U.S. officials said Monday as they defended a strong response that included immediately deporting migrants to their impoverished Caribbean country and using horse patrols to stop them from entering the town. Calling it a “challenging and heartbreaking situation,” Department of Homeland Security Secretary Alejandro Mayorkas issued a stark warning: “If you come to the United States illegally, you will be returned.