Participants at a conference on Syria in November await the start of a session at the Esteghlal Hotel in Tehran. (Associated Press)
** FILE ** In this May 20, 2010, file photo, American hikers Shane Bauer, left, Sarah Shourd, center, and Josh Fattal, sit at the Esteghlal Hotel in Tehran, Iran. Shane Bauer and Josh Fattal are due for what Iranian authorities have said will be a final hearing in their espionage case on Sunday, July 31, 2011. Sarah Shourd was freed last September. (AP Photo/Press TV, File
** FILE ** American hikers Shane Bauer (left), Sarah Shourd and Josh Fattal are pictured at the Esteghlal Hotel in Tehran in May 2010. (AP Photo/Press TV, File)
