SNIPPET: "(CNSNews.com) – President Barack Obama and First Lady Michelle Obama are both traveling to Copenhagen this week to promote Chicago's bid to host to the 2016 Olympic Games--and they will be making the 3,979-mile trip on separate airplanes." SNIPPET: "As reported earlier by CNSNews.com, a Congressional Research Service (CRS) report cited two cost estimates for an hour of air travel by the president, vice president and first lady. One estimate comes from the White House Military Office, the other from the U.S. Air Force. Using the CRS cost estimates and the inflation adjuster from the Bureau of Labor Statisitcs,...