From Expatica.com:
"AMSTERDAM — Police are reportedly investigating a possible connection between the man suspected of killing Dutch filmmaker and columnist Theo van Gogh and the terror network al-Qaeda.
"The Netherlands-born suspect — identified as Mohammed B., 26, holding Dutch and Moroccan nationality — also had contact with eight other men arrested on Wednesday on suspicion of terrorist activities.
"The arrests were made as police raided B.'s house in Marianne Philipsstraat in Amsterdam-Slotermeer and four other homes in the Dutch capital on Wednesday. Police seized computers, videos and literature."