1 00:00:00,130 --> 00:00:03,890 - It was a power outage that affected 7 million residents 2 00:00:03,890 --> 00:00:05,150 from San Diego to Arizona-- 3 00:00:05,150 --> 00:00:06,500 - Overloading the remaining plants 4 00:00:06,500 --> 00:00:09,350 would shut off automatically one by one, 5 00:00:09,350 --> 00:00:10,929 like falling dominoes all across the state-- 6 00:00:10,929 --> 00:00:11,762 - The federal report out today 7 00:00:11,762 --> 00:00:13,920 finds the worst black out in San Diego's history 8 00:00:13,920 --> 00:00:15,413 was due to poor planning. 9 00:00:16,247 --> 00:00:19,247 (suspenseful music)