By Maria Ward-Brennan A former Ministry of Defence official involved in a Saudi bribery case has been sentenced to 30 months in prison for misconduct in a public office. The Serious Fraud Office (SFO) brought corruption charges against Jeffrey Cook, 67, a former managing director of GPT Special Project Management, an entity owned by Airbus. He was arrested by the SFO over allegations concerning the conduct of GPT’s business in Saudi Arabia. He was charged with corruption and misconduct in a public office. The fraud agency also brought charges against John Mason, 81, a part-owner of some of GPT…