The US Secretary of State said that the United States concerned about the situation in Yemen, "we support all efforts in order to reach the humanitarian assistance without obstacles. The international community and the United States will double efforts in order to stem flow of arms to Yemen in accordance with the United Nations resolution. It is necessary to thank the Saudi initiative," Kerry added. "It is also necessary that all parties agree to a ceasefire. I'm happy today that Yemeni President Abdu Rabbo Hadi has agreed to support this initiative with emphasize on the need to support the negotiations through the United Nations which include all parties," the US Secretary of State added. Kerry urges the Houthis to cooperate with the new UN envoy, "this is a good time to activate diplomacy effectively," he added. The US Secretary of State disclosed that his talks with Al-Jubeir included preparations of Paris meeting and the Gulf Cooperation Council (GCC) meeting at the Camp David in Washington, "we discussed the possible nuclear agreement with Iran and the talks of States 5 +1 with Iran regarding Iran's nuclear program. In this regard, we have discussed with the Kingdom and we will continue discussions tomorrow in Paris," he added. "We remain concerned about Iranian efforts to undermine stability in the region. For this reason, we believe that it is necessary not allowing Iran to possess a nuclear weapon. Therefore, we will continue to work with our friends and partners in the region to determine the security relationship and push it forward among us," he added. Kerry discussed with Al-Jubeir the situation in Syria in addition to progress of the joint fight against the ISIS terrorist organization, "we can assure for you that ISIS is under a lot of pressure today," he added. --More 19:58 LOCAL TIME 16:58 GMT www.spa.gov.sa/w