Navy Veteran Imprisoned in Iran Was Beaten, Family Says
By Rick Gladstone
March 4, 2019
Michael R. White, the Navy veteran imprisoned in Iran since July, was beaten after his arrest, has no money to hire a lawyer and still does not know what charges — if any — have been filed against him, his mother said Monday.
Joanne White also said that her son, a former cancer patient, had been taken to a court at least twice and that his health was deteriorating.
A family spokesman, Jonathan Franks, said a GoFundMe page had been started to raise funds for Mr. White’s legal representation in Iran.
Read more at: https://www.nytimes.com/2019/03/04/world/middleeast/michael-white-iran-imprisoned.html
I don't think the article says how he ended up there.