A bus has fallen from a viaduct in northern Italy. A major fire broke out after the accident. At least 21 people were killed, including two children, and 18 others were injured. Several people were said to be in serious condition. The victims have different nationalities. It is not known what caused the bus to drive off the viaduct.
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LIVE. At least 21 dead after bus carrying tourists plunges from viaduct in Italy: first victims identified
