Border Patrol in Texas encountered three large groups of illegal aliens attempting to enter the United States over the weekend near a city at the U.S.-Mexico border, authorities said. Agents of the Rio Grande City Border Patrol Station (RGC) apprehended a total of 736 immigrants in La Grulla—a city in Starr County about 13 miles from Rio Grande—between July 16 and July 18, U.S. Customs and Border Protection (CBP) said in a press release on Monday. The multi-day encounters started on the morning of July 16 after RGC agents working in the city observed a large group of 235 illegal immigrants making landfall in the United States. “The group totaled 235 migrants consisting of 187 family members, 27 unaccompanied children, and 21 single adult migrants,” CBP agents said. More than half were found to be citizens of Guatemala. The remainder of the individuals were coming from Honduras, El Salvador, Venezuela, …