Civilians come to the rescue of storm Harvey victims

Four days after Harvey slammed onshore as a Category Four hurricane, turning roads to rivers in America's fourth-largest city, emergency crews are still struggling to reach hundreds of stranded people in a massive round-the-clock rescue operation. Andrew Brennan drove more than 12 hours from Louisiana to help rescue victims from Hurricane Harvey. He may not know the streets of this Houston suburb but the flooding is all too familiar…a flashback to the devastating storm that hit his hometown exactly 12 years ago.