Ziad Zakka, brother of Nizar Zakka who is imprisoned in Iran, shows a photo of his brother on his cellular telephone in Beirut, Lebanon, Tuesday, July 18, 2017. The family of a U.S. permanent resident who has been held in Iran for nearly two years says he is in a desperate condition three weeks after starting a hunger strike adding that it is either that he be released or will die in custody. (AP Photo/Bilal Hussein)