Colin Dwyer | NPR|U.S. Customs and Border Protection announced Tuesday the eight sample walls are now under construction in San Diego. Still, it remains unclear where the funds for an actual wall would come from.
With North Korea and Venezuela on the list impacted by the newly announced travel restrictions, the debate is on again whether the rules constitute a Muslim ban.
According to a documentary project examining the U.S.-Mexico border, much of it is made of desert, mountains, and river canyons; in short, it's already pretty tough to cross.
A measure backed by the Trump administration seeks to change the family-based immigration visa system to one favoring those with job skills and college degrees.
