No, no one had heard from Smith, and his freedom represented a danger to security.

A terrorist attack using nuclear devices represents one of the most destructive risks to global security.

"We are talking about 15 outposts, which in my opinion represent a danger to security," he told Israeli reporters.

In Clinton's mind, replacement baseball may not represent a threat to national security.

The decision was hailed by officials who have long complained that the nation's porous borders represent a serious threat to national security.

It was to house "individuals representing a danger to national security" - mostly militant communists.

These changes represent a major threat to international security and are already having consequences over many parts of the globe.

Whether pro-Duvalier forces still represent a threat to public security and political stability here, however, is a subject of considerable debate.

The government argued that those two men did represent threats to national security, and a hearing on their case was set for May 8.

All of these weapons represent a serious threat to international peace and security.