Calm shattered in U.S. Treasuries market amid global selloff in sovereign debt when ECB decides not to expand stimulus program.

Calm shattered in U.S. Treasuries market amid global selloff in sovereign debt when ECB decides not to expand stimulus program.

As biggest hedge funds stumble, one currency manager gains 21 percent by betting on volatility.

As biggest hedge funds stumble, one currency manager gains 21 percent by betting on volatility.

GDPNow model from Atlanta Fed helps dollar bulls justify money-losing trades.

GDPNow model from Atlanta Fed helps dollar bulls justify money-losing trades.

U.S. dollar rises as unemployment falls and ECB President Mario Draghi emphasizes divergence between U.S. and Eurozone monetary policy.

U.S. dollar rises as unemployment falls and ECB President Mario Draghi emphasizes divergence between U.S. and Eurozone monetary policy.