Rocker, whose presence again necessitated several hundred police officers at the park, relieved Kerry Ligtenberg with two out and two on in the eighth.

However, the presence of rapids near Portage-du-Fort necessitated a land route.

The presence of an elder and a helpless child necessitated an inordinate amount of responsible behavior.

Nevertheless, the presence of sodium-24 further necessitates the use of the intermediate coolant loop between the reactor and the turbines.

Ponce's frequent presence at court necessitated the devolution of government in his tenancies to subordinates.

In the muscles the parasites are harmless, but their presence may necessitate trimming of the carcass.

However, the presence of rapids near Portage du Fort necessitated a land route.

The presence of radioactive material necessitates special precautions not required for the dismantling of other types of power plants.

Of course, the presence of wolves will necessitate some adjustments on the part of humans.

However, the presence of gallstones is a frequent incidental finding and does not always necessitate treatment, in the absence of identifiable disease.