The army uses helicopter and amphibious vehicles to evacuate areas stranded by floods . The surging River Elbe has flooded many communities as it flows northwest to the sea . The evacuation process is still under way . Hide Caption Flood precautions are being taken along the River Danube in Hungary and Serbia .
The army uses helicopter and amphibious vehicles to evacuate areas stranded by floods . The surging River Elbe has flooded many communities as it flows northwest to the sea . Hide Caption Flood precautions are being taken along the River Danube in Hungary and Serbia .