Want to keep up with the latest earnings updates from the States? Well join Chris Hill and the Motley Fool Radio Show team here on Share Radio, direct from Washington DC, for news, views and analysis of the US stocks that matter. In this week's show: Unemployment hits a 49-year low; Tech giants may have been hacked by China; Elon Musk’s tweeting sends Tesla shares lower; Costco struggles with “material weakness”; And Tronc decides to change its name back to Tribune Publishing.