U.S. Congressman Michael McCaul promotes a two-front strategy to combat illegal immigration. On Fox News Sunday, the Texas Republican said the border barrier including digital surveillance and the wall are effective, up to a point.
McCaul also said aid is needed for people in Central American countries whose difficult living conditions need to improve. Otherwise, he says a border wall won’t be enough to discourage Central Americans from leaving home in an attempt to reach the U.S.