21.   The bus driver apparently failed to see the train at the crossing, and the bus was crushed.

22.   The driver apparently did not see the train coming due to the heavy snowfall.

23.   The morning fog apparently prevented the driver from seeing the train.

24.   A witness said the terror-stricken students rushed to the front of the bus when they saw the commuter train bearing down on them.

25.   NATO insists the bridge, a key supply line for Yugoslav forces in Kosovo, was the target and that the pilot saw the train too late.