The United States will welcome steps to impose additional sanctions on Russia from Europe following the MH17 air disaster, the White House has said.
The spokesperson said the US was continuing to review sanctions on the country and was willing to consider further costs.
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.
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