Georgian President Giorgi Margvelashvili (R) shakes hands with visiting Ukrainian President Petro Poroshenko in Tbilisi, Georgia, July 18, 2017. Visiting Ukrainian President Petro Poroshenko and his Georgian counterpart Giorgi Margvelashvili vowed here on Tuesday to share information and experiences on each other's defense capabilities. (Xinhua/Giorgi Induashvili)
