The gunmen killed Armenian Prime Minister Vazgen Sarkissian, parliament speaker Karen Demirchan, and six ministers and deputies.
The five gunmen, who burst into the parliament chamber during a government question-and-answer period, said they wanted to punish corrupt officials.
RFE/RL Caucasus Report
SUBSCRIBE For weekly news and in-depth analysis on Armenia, Azerbaijan, Georgia, and Russia's North Caucasus by e-mail, subscribe to "RFE/RL Caucasus Report."