CNN Forensic Files July 18, 2014 08:02:00
Kiev. they are using 18 vehicles to get around but they are hampered in the beginning of the investigation by the fact the debris is strewn over such a large area. because the government doesn't control the area, they are hampered by armed separatist groups on the ground. we have seen evidence that the crime scene, as it's called, has been tampered with. there's a possibility of debris and wreckage being removed. the ukrainian government already established a committee to begin an investigation. malaysia and the united states have had a hand in getting the committee established. john? >> there...