MH17 crash caused by 'massive explosive decompression': Kiev

Investigators probing the downing of Malaysia Airlines flight MH17 in rebel-held east Ukraine have determined the crash was caused by "massive explosive decompression," Ukrainian security officials said on Monday.

"Experts from committee ... studying the causes of MH17 crash: cause of destruction - 'massive explosive decompression'," Ukraine's National Security and Defence Council wrote on Twitter.