They were put on trial in January 2003 .
Six Russian soldiers from units deployed at Buinaksk in Dagestan were also arrested for allegedly selling an anti-personnel mine to the men who carried out the attack .
soldiers were put on trial in January 2003 .
Six Russian soldiers from units deployed at Buinaksk in Dagestan were also arrested for allegedly selling an anti-personnel mine to the men who carried out the attack .