Declining migrant crossings near threshold that would lift Biden asylum rule

After soaring to record levels in the past three years, migrant crossings along the U.S.-Mexico border have plummeted this summer. July saw the lowest level in illegal border crossings since September 2020. CBS News immigration and politics reporter Camilo Montoya-Galvez traveled to the Arizona border, as well as to Mexico, to try better understand this dramatic change.