and we have to make sure it doesn't happen again. and the system is designed in such a way that it doesn't happen again. >> reporter: are you saying anything to new yorkers tonight, should they keep their power down, should they not use as much? is there anything like that, potential for future problems? >> con ed has said it was not a load issue. we're not in the summer months. there wasn't a high use of air conditioners. it was basically a fairly quiet weekend night in new york city, anyway. i would say stay off the roads. there are many traffic lights that are still out. and that is pandemonium. even with new yorkers at their best, and they have been, it is still chaotic. and until the system is up 100%, it's late at night, stay in, go to sleep, but let the system become fully operational before you venture out. >> reporter: to clarify, the