On March 31 , 2010 , 12 people were killed .
18 wounded by two suicide bombings in the town of Kizlyar outside the offices of the local interior ministry and the FSB security agency .
On March 31 , 2010 , 12 people were killed and 18 wounded by two suicide bombings in the town of Kizlyar outside the offices of the local interior ministry and the FSB security agency .