The dollar fell against a broad swathe of currencies on Wednesday, undermined by worries about the Trump administration's tax cut and spending bill, as well as a weak 20-year Treasury bond sale that reinforced a growing view that investors are shying away from U.

Wall Street stocks tumbled Wednesday along with the dollar as a bond sell-off signaled investor unease while Congress weighs a tax-cut bill that could push up the US deficit.

The U.S. dollar slipped to a two-week low against the yen on Thursday, pressured by rising fiscal concerns and a weak 20-year Treasury bond auction. The sale underscored growing investor skepticism over U.