For many of us, any indignation that Ukraine had handed MH17 witness and potential suspect, Volodymyr Tsemakh over to Russia vanished as the plane carrying 35 Ukrainian political prisoners and POWs landed in Kyiv. Those still raging might take the advice of one political prisoner’s brother, and ask whether their mother or their children “are worth being exchanged for Tsemakh”. The situation is, however, not necessarily straightforward for other reasons as well, not least the degree to which Russia will now be openly obstructing the international investigation, without even the excuse that it is simply protecting its own citizens..

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