Russia

Caucasus Emirate leader Doku Umarov claimed responsibility for the March 29 double suicide attack at subway stations in Moscow that killed 39 people. Umarov claimed the suicide attacks were revenge for a February raid by the FSB and said more attacks inside Russia should be expected.

Bill Roggio is a Senior Fellow at the Foundation for Defense of Democracies and the Editor of FDD's Long War Journal.

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