Though many of the policies that aim to reduce unlawful immigration focus on enforced border security, individuals who arrive to the U.S. legally and overstay their visas comprise a significant portion of the undocumented population.

Though many of the policies that aim to reduce unlawful immigration focus on enforced border security, individuals who arrive to the U.S. legally and overstay their visas comprise a significant portion of the undocumented population. https://t.co/x8H6j2GCdn

— Council on Foreign Relations (@CFR_org) February 16, 2019