was shot down in international airspace. that's the dot on the left of your screen. iran claims it was shot down over iranian territorial waters. the difference wouldn't be big. both countries agree it was shot down, and general agreement about where. the distinction may prove to be important. the u.s. military released this video that shows smoke trailing from the drone as it goes down. iranian state tv released this video that it claims shows iran's revolutionary guard shooting the drone down. earlier today, the president posted on twitter, quote, iran made a very big mistake. hours later, he repeated that statement while meeting with canadian prime minister justin trudeau in the oval office. >> iran made a big mistake, this drone was in international waters, clearly we have it all documented. it's documented scientifically, not just words, and they made a