COMMERCIAL IMAGE - In this photograph taken by AP Images for S&C Electric Company, EPB technicians connect high-voltage electric wires on Tuesday, April 24, 2012, in Chattanooga, Tenn., to the S&C ... more 
COMMERCIAL IMAGE - In this photograph taken by AP Images for S&C Electric Company, EPB technicians connect high-voltage electric wires on Tuesday, April 24, 2012, in Chattanooga, Tenn., to the S&C IntelliRupter Pulsecloser, a smart switch that will help EPB reduce power outage durations by 40 percent.EPB technicians connect high-voltage electric wires on Tuesday, April 24, 2012, in Chattanooga, Tenn., to the S&C IntelliRupter Pulsecloser, a smart switch that will help EPB reduce power outage durations by 40 percent. (Christopher Berkey/AP Images for S&C Electric Company) less 
1 / 1
Associated Press
Tue, Apr 24, 2012 3:05 PM EDT