Seems to me like police tactics since time immemorial, and not that far off what many on here have been advocating i.e. put both sets of hoolies in a quarry and let them slog it out. Police just doing the equivalent of hiding round the corner, letting the two sides slug it out, then picking...
Fair enough, but shirley you'd agree that the very last thing the French security forces needed on top of the very real threat of a terrorist attack was having to deal with these muppets?