1. A Pessarane Behesht sleeper cell has been activated in London to assist you.
2. An al - qaeda sleeper cell may have used Arizona as its base.
3. He was a member of a terrorist sleeper cell ctu had under surveillance in 2002.
4. Everything the Russians should want from us — the true source of our strength — doesn't require a sleeper cell to penetrate.
5. This word calls to mind two other words, " sleeper cell " and " prison break ".