Why it’s so hard to fight mass migration

In the final year of Joe Biden’s presidency, a majority of Americans were fed up with the border crisis over which he’d presided. By then, its consequences were impossible to miss in nearly every major city: migrant families and children panhandling on the streets and in the subways; shelters and hotels overflowing with new arrivals; a string of high-profile assaults and homicides involving illegal migrants from the “Biden wave.”