it would be ironic and even sadder if the mexicans signed on to the desert safari were promised an "authentic egyptian experience" because they certainly got that.

It's a tragic incident which is hard to avoid when dealing with terrorist insurgencies.

Drones make similar mistakes, though In this case an aerial view of Sombreros might have given an operator a clue they were Mexican tourists not terrorists.

"Tragic incident... hard to avoid... drones make similar mistakes."

Those terms sound familiar from Israeli and American military sources at their press briefings.

The Egyptian army was in hot pursuit of terrorists when the accident happened. The military makes mistakes, this is a universal truth, however who is held to account for them or otherwise boils down to politics.