Trump stopped short of accusing Tehran, saying that he has “suspicions” that “somebody could have made a mistake.”. Tehran has yet to hand over the plane’s black box, and in the meantime, the US media has reported anonymous US officials as saying the aircraft was“highly likely” brought down by Iranian air defenses. The Pentagon, however, is refusing to comment on the matter.

https://www.rt.com/news/477852-trump-iran-sanctions-plane-crash/