Potomac Institute for Policy Studies Chairman and CEO Michael Swetnam is an intelligence and national security expert. In a live interview on Washington, DC's FOX-5 news, he assessed the top issues and challenges facing President Obama on his European trip. According to Swetnam, the world economy and the political ramifications of the Arab Spring are likely to top the agenda. Click here to access the FOX-5 website, then click on Video 2 to watch the interview in full.