April 12/13, 2012
A video I just posted at Youtube:
Before I fill in this post with more text, not that much is needed, here are the cited videos. The chronology is largely set by where things were and the dates given (work shown here), as well as the angle of sunlight.
Sky News, Aug. 27, app. 11am
Aljwahr Free Media, Aug. 27 app. 2-3 pm
Zliten Horra (Viva Algiere), 27, app. 5 pm?
France 24, Aug. 27, 5-7 pm
Telegraph Aug 28, app. 9-10 am
BBC News, Aug. 28, about the same
CNN Aug 28, app. 6-7 pm
It's a simple enough point, and that's the evidence. Resolution issues, natural fire flare-up, other fair points for and against, all are welcome in comments.