Western officials said legal complications prevented the money from being released quickly.

Both sides attempted to prevent the other from releasing any Heart music.

It was created to prevent criminal aliens from being released into the general public.

He was already generating a field that prevented the id from being released into the blood.

The safety catch prevents the valve from releasing under pressure.

The players union on Monday failed to get a court order preventing the league from releasing the names.

New York State law prevents any from being released into the wild.

The stadium will prevent 660 tons of carbon dioxide from being released.

They are conducted underground to prevent radioactive material from being released into the atmosphere.

Confidentiality laws initially prevented the hospital from releasing the names of the dead.