US border encounters of migrant families rise despite heat


              FILE - In this March 2, 2019, file photo, a Customs and Border Control agent patrols on the U.S. side of a razor-wire-covered border wall along the Mexico east of Nogales, Ariz. U.S. officials say attempted border crossings by migrants traveling in family groups that include children increased in June by a quarter over the previous month amid rising summer temperatures in the inhospitable deserts and mountain terrain of the American Southwest. (AP Photo/Charlie Riedel,File)
            
              FILE - In this March 2, 2019, file photo, a Customs and Border Control agent patrols on the U.S. side of a razor-wire-covered border wall along the Mexico east of Nogales, Ariz. U.S. officials say attempted border crossings by migrants traveling in family groups that include children increased in June by a quarter over the previous month amid rising summer temperatures in the inhospitable deserts and mountain terrain of the American Southwest. (AP Photo/Charlie Riedel,File)
            
              FILE - In this March 2, 2019, file photo, a Customs and Border Control agent patrols on the U.S. side of a razor-wire-covered border wall along the Mexico east of Nogales, Ariz. U.S. officials say attempted border crossings by migrants traveling in family groups that include children increased in June by a quarter over the previous month amid rising summer temperatures in the inhospitable deserts and mountain terrain of the American Southwest. (AP Photo/Charlie Riedel,File)
            
              FILE - In this March 2, 2019, file photo, a Customs and Border Control agent patrols on the U.S. side of a razor-wire-covered border wall along the Mexico east of Nogales, Ariz. U.S. officials say attempted border crossings by migrants traveling in family groups that include children increased in June by a quarter over the previous month amid rising summer temperatures in the inhospitable deserts and mountain terrain of the American Southwest. (AP Photo/Charlie Riedel,File)
            
              FILE - In this June 10, 2021, file photo, a migrant family from Brazil waits to be processed by U.S. Border Patrol agents after passing through a gap in the border wall from Mexico in Yuma, Ariz. U.S. officials say attempted border crossings by migrants traveling in family groups that include children increased in June by a quarter over the previous month amid rising summer temperatures in the inhospitable deserts and mountain terrain of the American Southwest. (AP Photo/Eugene Garcia, File)