WARSAW, July 10, 2016 (Xinhua) -- Ukrainian President Petro Poroshenko displays documents of NATO's support plan for Ukraine during a joint press conference with NATO Secretary General Jens Stoltenberg in Warsaw, capital of Poland, on July 9, 2016. Saturday, the second day of the two-day Warsaw NATO Summit, brought the confirmation of NATO's support for Ukraine, its sovereignty and territorial integrity. (Xinhua/Shi Zhongyu)