the president also making waves with a bit of news about the actual material that the barrier would be made out of. the president moving from the concrete wall that he demanded just a few days ago on twitter, now saying that the barrier should be made out of steel because it would boost american business, not cause any obstructions and potentially be stronger than the concrete barrier. the president also saying partly because the democrats don't like concrete. >> that is a new one. thanks. the real world consequences of the shutdown are smarting to show. the national park service forced to take the extraordinary step of using reserve funds from visitor fees to cart away all the trash that has piled up and to keep the park safe. in the two plus weeks since the shutdown began, at least three visitors to national parks have been killed in unrelated accidents. and if the shutdown stretches into february, millions of americans who rely on s.n.a.p., the food stamp program, could be cut off. congress has appropriated $3