Why yes - it does sound like a touch of crazy. http://metro.co.uk/2017/07/15/donal...-people-dont-get-hit-by-flying-drugs-6781693/ "One of the things with the wall is you need transparency,’ he told journalists on Thursday while on Air Force One. ‘You have to be able to see through it. So it could be a steel wall with openings, but you have to have openings because you have to see what’s on the other wide of the wall. And I’ll give you an example. As horrible as it sounds, when they throw large sacks of drugs over, and if you have people on the other side of the wall, you don’t see them. They hit you on the head with 60 pounds of stuff? It’s over. As crazy as that sounds, you need transparency through that wall. But we have some incredible designs.