Moscow court extends detention of four accomplices in Crocus attack case - Crocus attack prompts CSTO to strengthen anti-terror measures - Contact with Russia on Crocus attack an example of partnership -- French defense minister - Instigators of Crocus attack do not intend to stop after one attack -- SVR head - Masterminds of Crocus terror should be locked up for life -- Duma deputy speaker - All those linked to Crocus terrorist attack must be punished -- Putin - Ukrainian connection to Crocus terrorist attack undeniable -- ex-SBU officer - Investigation into Crocus terrorist attack underway, traces lead to Ukraine -- diplomat - CIS Foreign Ministers Council confirms solidarity with Russia over Crocus attack -- Lavrov - Crocus attack aimed to destabilize Russia -- Russian envoy to Tajikistan