Rugged mountain ranges in southeastern Arizona halted the march of a steel border wall during the first Trump presidency.

While adding work to a contract is not unusual on its own, some of the very rapid and significant supplemental agreements in some of the border wall contracts raise red flags and don’t always ...

It seems increasingly likely that President Trump will declare a national emergency at our southern border in order to access funds to build a wall. Last week, I had the pleasure of debating ...

Rugged mountain ranges in southeastern Arizona halted the march of a steel border wall during the first Trump presidency. Wildlife advocates say it shows the importance of animal travel routes.