Will a wall truly help the US?

[SamuelRSmith]

Robert_Downey_Jr. said:

palou said:

In that case, the simple and logical solution would be to register all individuals by fingerprint id.

all legal immidgrants by fingerprint ID or at least a photo ID is a good idea

I'm sure that already happens. Coming into the US as a non-citizen, I get all 8 of my fingerprints taken every time, as well as an updated photo.