Ukrainian President Petro Poroshenko has said the international community must stop those who support pro-Russian rebel "terrorists" and equip them with weapons.
The president's press service said: "The president stressed that Ukraine together with the international community should decisively repulse international terrorism and stop those who direct terrorists, providing them with weapons."
Thousands of online users have taken to social media to call for the victims of the Malaysian airliner crash to be returned to loved ones.
United States intelligence officials admitted that they do not know who fired the surface-to-air missile that downed flight MH17.
Warning this article contains images that some may find distressing