“We will follow two simple rules: BUY AMERICAN & HIRE AMERICAN!” he tweeted 55 minutes after taking the oath of office on Inauguration Day. In the first big test of that pledge, here’s the reality: The Trump administration has opened the doors for firms from Mexico, El Salvador and other free-trade treaty countries to supply big-ticket items for the wall, the barrier along the United States’ southern border that Trump made a centerpiece of his campaign. The wall is expected to cost Americans over $21 billion in form of various cuts made to agencies that protect Americans. (via ProPublica)