Dec. 6 — FBI and Customs agents on Friday raided a Quincy, Mass., software company that has done business with dozens of government agencies and Fortune 500 companies, attempting to determine whether the company is partly owned by a Saudi businessman who U.S. officials believe is a financier for the al-Qaida terrorism network, NBC News has learned. The company’s client list includes the FBI, NATO, the Federal Aviation Administration, the U.S. Air Force, the Naval Air Serices Command, the Department of Energy, the IRS, the Postal Service and the House of Representatives. SOURCES FAMILIAR with the raid, who spoke on...