He was the source. He's showing you the NOAA satellite video, scrolling it back and forth to show the fires pop up all at once. I doubt you can find that NOAA video by any other content creator, all I've seen are copies of Dutchsinse's video. If you can access NOAA satellite imagery, that was the morning of June 2.
You don't need special permission to access the live pictures directly from the NOAA satellites, just need the right equipment and know-how:
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