Construction is underway on prototypes of Trump's border wall — see what they look like so far Since last Tuesday, construction has been underway on eight prototypes for President Donald Trump's promised wall along the US-Mexico border.

Since last Tuesday, construction has been underway on eight prototypes for President Donald Trump's promised wall along the US-Mexico border. Construction is underway on prototypes of Trump's border wall — see what they look like so far An Israeli firm has been selected to build the wall.