As the years pass, the search for people like this has become more urgent.

He is involved in a case I'm working on, and the matter has become urgent.

They would have to let their friends know that the situation had become more urgent.

These issues aren't going away; in fact, they are becoming more urgent.

But suddenly it's become very urgent- it just may give us the key we need to save ourselves.

His task here was to improve communications behind the lines, a question which had then become urgent.

The Gore campaign said today that circumstances had become more urgent.

The situation, it tried to explain to everybody, was becoming more urgent.

With the company hiring at the rate of a person a week, finding more space has become urgent.

The challenges in the region are becoming ever greater and more urgent.