The United States believes a surface - to - air missile brought Malaysia Airlines jet down . `` Ultimately , the international community is going to demand that there is a proper , full investigation , '' said Quest . Quest : We can question whether security should have been in place with everything going on there . A number of airlines have since re - routed services away from the border crossing . Analysts worry about international inspectors being denied access to the site .
The United States believes a surface - to - air missile brought Malaysia Airlines jet down . Quest : We can question whether security should have been in place with everything going on there . A number of airlines have since re - routed services away from the border crossing . Analysts worry about international inspectors being denied access to the site .