<prompt> Nyorai kupfuurira kweiyi ndima - Musi waAugust 1428, Northeast blackout ya2003  <response>: , kukundikana kwemagetsi munzvimbo yakakura kuchamhembe kwakadziva kumabvazuva kweU.S. uye pakati peCanada, kwakakanganisa vanhu vanopfuura mamiriyoni 55, mazuva 14 akadzorerwa zvizere. 