Osama Bin Laden right now: “OMG, how come I didn’t think of this? Blow up a plane and say it was an accident. Nobody will come after you. Some will even thank you for saying it was an “accident.” Amazing how these non-believers are fooled so easily.”
https://twitter.com/Imamofpeace/status/1215886272809451523
Info about the missile system used https://www.freerepublic.com/focus/f-news/3806830/posts?page=90#90
If the US had taken any action over Tehran, as the Iranians may have feared/ expected/ hoped, you can be sure that they would try to pin the shoot-down on the US and the world would be excoriating President Trump over “reckless adventurism.”