" Events on our system , in and of themselves , could not account for the widespread nature of the outage , " FirstEnergy Chief Executive Peter Burg told the House panel .
" Events on our system , in and of themselves , could not account for the widespread nature of the outage , " Burg said .
the operating speed of a computer or its microprocessor. it is measured in a unit called hertz (hz), which is the number of clock cycles per second.