Iranian Foreign Minister Mohammad Javad Zarif (L) addresses a joint press briefing along with Sartaj Aziz (R), advisor to Pakistani Prime Minister on Foreign Affairs at the Foreign ministry in Islamabad on April 8, 2015. Iran and Pakistan pledged to work to find a negotiated solution to the conflict in Yemen, as the Saudi-led air campaign against rebels nears its third week. AFP PHOTO / FAROOQ NAEEM