7 July Washington Post - In Morocco's 'Chemist,' A Glimpse of Al-Qaeda by Craig Whitlock.

On March 6, Moroccan police surrounded a cybercafe here and arrested a fugitive who many people assumed had fled the country or was dead. Saad al-Houssaini, known as "the Chemist" because of his scientific training and bombmaking skills, had vanished four years earlier after he was accused of helping to organize the deadliest terrorist attack in Moroccan history.

It turned out that Houssaini hadn't gone anywhere. Since 2003, according to Moroccan police documents, he had remained underground in Casablanca as he rebuilt a terrorist operative network and recruited fighters to go to Iraq. He also spent time honing his bombmaking techniques, designing explosives belts that investigators believe were used in a string of suicide attacks this spring, including one that targeted the U.S. Consulate in this North African port city.

"The Chemist" provides a vivid example of how veteran members of al-Qaeda's central command have continued to plot major terrorist attacks around the world, particularly in Europe, North Africa and Iraq, despite the capture or deaths of many of the network's top operatives since Sept. 11, 2001...