The accident took place as the bus was returning to St. Christopher 's School in Baldwin , in Nassau County , the police said .
Nassau County /location/location/contains Baldwin
DT NN VBD NN IN DT NN VBD VBG TO NNP NNP POS NNP IN NNP , IN NNP NNP , DT NN VBD .
Nassau County
LOCATION
Baldwin
LOCATION
/location/location/contains