NYSE Arca said on Tuesday that all systems were functioning normally after a technical issue in the prior session prevented some symbols from completing a closing auction.

CFTC will lay out requirements for testing and supervising automated algorithms to ensure they can be stopped in emergencies.

The U.S. Treasury Department postponed sales of three- and six-month bills, citing a problem that occurred during testing.
Treasury 10-year note yields rose to a three-week high as the U.S. prepared to sell $72 billion of debt this week with the jobs market showing signs of recovery.
Treasuries fell, pushing 10-year yields to the highest in five weeks, before the U.S. sells $29 billion in seven-year notes.