Internationally mediated talks concluded with an agreement so Ukraine could identify the bodies and hand them over to relatives.
Out of respect for the grieving families, you would hope both sides would live up to the deal.
Australian Prime Minister Tony Abbott and other world leaders have demanded that an international investigation be carried out as soon as possible.
"Right now, for all we know, bodies remain strewn over fields of the eastern Ukraine and armed rebels are trampling the site," he said.
US president Barack Obama has called the deaths of nearly 300 people an "outrage".
Foreign Affairs Minister Murray McCully says New Zealand used a special sitting of the United Nations Security Council to call for a full investigation into the crash of flight MH17. Hopefully such pressure from world leaders will ensure international teams are able to access the site so the remains of those on board can be identified and returned to their families.