21.   In an anarchic world, with rogue states and terrorist cells, a globally dominant United States offers the best hope for peace and stability, they argue.

22.   Informants for the Drug Enforcement Administration are being enlisted to dig up intelligence on terrorist cells.

23.   In those raids, German police broke up what was said to be a Palestinian terrorist cell and seized bombs concealed in radio-cassette recorders.

24.   Instead of being built around a controlling hub surrounded by terrorist cells, a network can be a sprawling, decentralized arrangement.

25.   It is much harder to recruit and train spies, infiltrate terrorist cells and run effective covert operations.

26.   It should also cooperate with American intelligence agencies in rooting out terrorist cells and financial networks operating in Saudi Arabia itself.

27.   Keeping track of terrorist cells involves a bewildering collection of names, many of which may not even be real.

28.   Meanwhile, the ongoing investigation into the deadly explosion in Tunisia has unearthed hints of yet another terrorist cell.

29.   Mohamad Hammoud was found guilty of being the ringleader of a terrorist cell in Charlotte that sent thousands of dollars of illicit tobacco-smuggling profits to Lebanon.

30.   More appropriately known as counterterrorism, the experts say it has worked for Israel in its battle against specific terrorist cells.