Damascus, Dec 9 (Reporter) All the checkpoints on the northwestern border of Syria with Turkey are open and are being used to send humanitarian aid, the United Nations Office for the Coordination of Humanitarian Affairs (OCHA) told RIA Novosti on Monday. "In north-west Syria, the three border crossings from Turkey used by the UN to deliver assistance into Syria remain open, and the UN and our partners are providing aid, including to those newly displaced," OCHA said in a statement. The UN is working to restore its activities in the regions of Aleppo, Idlib, Hama and Homs, OCHA said. "The UN and our partners are working to resume or expand aid operations across parts of Aleppo, Idleb, Hama and Homs, where assistance has been suspended or scaled back due to security concerns; aid workers have been unable to access relief facilities, including warehouses," the statement read...////...