Dec. 6 — Federal agents have raided a Boston-area computer software firm looking for evidence that the company, which does business with key government agencies including the FBI, might have links to Osama bin Laden's terror network. The Quincy, Mass., firm, Ptech, makes software and is allegedly secretly owned by Qassin al-Kadi, one of 12 Saudi businessmen accused of funneling millions of dollars to al Qaeda. U.S. government investigators told ABCNEWS' chief investigative correspondent Brian Ross that there are fears al Qaeda may have had access to some of the government's most closely held secrets through the company, which provided...