Suicide bombers rammed two trucks packed with explosives into the headquarters of Chechnya's pro-Moscow government in Grozny on Friday, killing at least 46 people and wounding some 70 others.
Margaret Warner talks with Anne Nivat, author of Chienne de Guerre, a book about the war in Chechnya.
The Russian President left a European Summit early after world leaders criticized his policy towards breakaway province of Chechnya.
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