Iraq today harbors a deadly terrorist network, headed by Abu Musaab al-Zarqawi, an associate and collaborator of Osama bin Laden and his Al Qaeda lieutenants.

Iraq today harbors a deadly terrorist network headed by Abu Musab Al-Zarqawi, an associated in collaborator of Osama bin Laden and his Al Qaida lieutenants.

Medical care is provided by a comprehensive network of hospitals and clinics, headed by two institutions with international reputations.

One of the reports calls the program "a crucial pillar of U.S. counterterrorism efforts" and describes how interrogations helped unravel a network headed by an Indonesian terrorist known as Hambali.

But Dan McDermott, the senior vice president of current programs for Fox, cited several success stories for the network, headed by the new Sunday comedy "Living Single," which he labeled a hit.

Correspondingly, the region became central to the development of a Patriot intelligence network, headed by Washington himself.

We also know that Iraq is harboring a terrorist network headed by a senior Al Qaeda terrorist planner.

While most Westerners have imagined a tightly coordinated transnational terrorist network headed by Al Qaeda, it seems more likely we face a set of largely autonomous groups and cells pursuing their own regional aims.

The next ten networks have sizes going from about 2,000 branches down to about 200 branches, and include the networks headed by Matsunoo-taisha, Kibune Shrine, and Taga-taisha, among others.

The American network of the Czech organisation, headed by E. V. Voska, was a counter-espionage network spying on German and Austrian diplomats.