In this article columnist Mish Shedlock point out that the patterns of US treasury yields have shifted. 'There's something going on that we have not seen on a sustained basis since the summer of 2000', he writes. His graphs show that there are rising yields for three and six-month bonds, but falling yields on five-year bonds. In his view this is signals that the US economy is not strengthening as generally thought. For more, click here.