Shares of power producers were more or less flat as Treasury yields dropped in the wake of muted inflation data.

Yields on longer-dated debt held near recent highs, however.

Chairman Kevin Warsh pledged to lawmakers that the Federal Reserve will bring inflation down, saying members of its rate-setting committee "have no tolerance for persistently elevated inflation."

Write to Rob Curran at rob.curran@dowjones.com

(END) Dow Jones Newswires