matt bradley, nbc news, bagouz, syria. >>> a u.s. navy veteran is locked in a tense let's battle in iran. michael white was the first american known to be detained by tehran since president trump took office. according to us u.s.-based lawyer he was convicted for insulting iran's supreme leader and posting private information and sentenced to ten years in prison. nbc's ali arouzi is in london with those details. >> reporter: that's right, another harsh sentence handed down to an american in iran. but it's somewhat of an odd case. michael white, who's a u.s. navy veteran, had an iranian girlfriend whom he was visiting in iran, and not for the first time, either. he'd visited her in the city of mashad in the northeast of the country at least twice before. now when we first heard of this case, it seemed to be a private or consular affair. now his u.s.-based lawyer says he's been sentenced to ten years for posting a private photograph online and insulting ayatollah khomenei, the country's supreme leader. however, that information didn't