Baku, March 30, AZERTACThree foreign nationals have been detained after they broke into the Baku metro depot, the Press Service of the Azerbaijan's Ministry of Internal Affairs told AZERTAC.The citizens of France, Australia and New Zealand, visiting Azerbaijan as tourists, secretly penetrated the depot where the trains stop, and painted several trains causing deliberate damage to the property. The police officers identified and detained those persons. The amount of damage caused amounted to 4850 manats.