CNN CNN Newsroom Live November 4, 2019 08:45:00
How powerful a barrier, you can cut through anything. doesn't that suggest the wall might not be a worthwhile investment? >> not only does it suggest that. i think that when we go down in medieval strategy, at least we need to go all the way. the medieval fortresses around major cities in europe required hundreds of thousands of personnel to man them, to defend them. they're only useful barriers to slow them down. we don't really have a functioning wall. we have a fence that can easily be cut through. it's only creating more chaos on the border, not less. >> so despite president trump's effort...