21.   The error bypassed the emergency generators and emergency batteries.

22.   The Methodist Hospital lost all power for a short time, but emergency generators started supplying electricity, spokeswoman Nicole Rubin said.

23.   Traffic signals were out over most of the city, and hospitals were forced to use emergency generators, as downtown high-rises went dark.

24.   Windy Hill Hospital received minor roof damage and had to switch to an emergency generator when the power went out, she said.

25.   Although it is exempt from rolling blackouts, the airport has curtailed lighting and cooling systems and brought emergency generators online.

26.   Although it is exempt from rolling blackouts, the airport has turned down the lighting and cooling systems and brought its emergency generators online.

27.   An emergency generator powered the Savvis Center for the game.

28.   An emergency generator was used to restore essential power supplies.

29.   Barefoot movers on Friday hauled sofas and emergency generators into the embassy, which fills seven floors in a nine-story building.

30.   Civil defense officials said hospitals were relatively unaffected due to emergency generators.