It would add an hour to their arrival time-if it didn't prevent them from arriving at all.

American officials say they believe that the attack included several elements, including roadside bombs placed nearby to prevent reinforcements from arriving quickly.

But a snowstorm in New York caused flight delays that prevented her from arriving until yesterday.

Police prevented her van from arriving at the Memorial.

The obstacles had eaten time, preventing the doctor and the little people from arriving until evening.

However, the Air Force was not able to find the fleet at sea and could not prevent it from arriving safely.

To protect both Americans and our agriculture, shouldn't we also take this simple step to prevent flu from arriving here in the first place?

(While the rain ended, high winds prevented guests from arriving by plane.)

More often, the continuum prevents problems by preventing time travellers from arriving at critical times and places.

He'd had to come down hard to prevent her from catching the shuttle and arriving on his doorstep.