NEW : 2 remain hospitalized , other injuries minor , Chechen president says . In recent years , the insurgency has moved to the east and the west -- to the republics of Dagestan and Ingushetia , where rebels are fighting troops to destabilize the region . Officials say 3 people were killed and 17 wounded in the attack . Comment:
NEW : 2 remain hospitalized , other injuries minor , Chechen president says . Officials say 3 people were killed and 17 wounded in the attack . Comment: