( CNN ) -- Dutch investigators will issue a preliminary report Tuesday on the crash of Malaysia Airlines Flight 17 , which was shot down in eastern Ukraine in July . The Dutch Safety Board said its report will be based on the sources available . More investigations will be conducted before a final report is issued , the board said in a statement on its website . The final report is expected within a year after the crash . The Boeing 777 fell from the sky on July 17 near the Ukraine-Russia border . Of the 298 people killed , a majority were Dutch . It 's unclear who shot it , but the U.S. and Ukraine have accused pro-Russian separatists operating in the region of downing the plane with a missile . After the crash , the separatists took control of the site for weeks , combing through the wreckage and hindering access to investigators . The plane was headed from Amsterdam , Netherlands , to the Malaysian capital of Kuala Lumpur . CNN 's Susannah Palk contributed to this report .
The Boeing 777 was shot down in Ukraine in July . Of the 298 people killed , a majority were Dutch . Report will be based on the sources available , Dutch Safety Board says .