Bank of Japan makes surprise policy tweak

The Bank of Japan has slightly loosened the shackles on its 10-year yield target and said it will review the operation of its yield-curve control policy, surprising financial markets and sending the yen sharply higher.
Explainer: The U.S. yield curve has been flattening – Why you should care

The U.S. Treasury yield curve has been flattening over the last few months as the Federal Reserve prepares to hike rates, and some analysts are forecasting more extreme moves or even inversion.