Ukrainian President Petro Poroshenko, European Commission President Jean-Claude Juncker and European Council President Donald Tusk arrive for a joint news conference following the EU-Ukraine summit in Kiev, Ukraine, July 13, 2017.

Ukrainian President Petro Poroshenko, European Commission President Jean-Claude Juncker and European Council President Donald Tusk arrive for a joint news conference following the EU-Ukraine summit in Kiev, Ukraine, July 13, 2017. 

© 2017 REUTERS/Valentyn Ogirenko