EDITORS' NOTE: Reuters and other foreign media are subject to Iranian restrictions on their ability to film or take pictures in Tehran.

Laura Fattal (R) and Nora Shourd (C) kiss their children Josh Fattal and Sarah Shourd as Shane Bauer looks on after a news conference in Tehran May 20, 2010. The mothers of the three Americans jailed in Iran since last July were allowed to see them on Thursday and called on the government to set them free. REUTERS/Raheb Homavandi (IRAN - Tags: POLITICS)