'''Update, 6pm:''' A soft drink can with the word "bomb" written on it forced a plane on its way to Mauritius via Perth to land in Melbourne airport.
When aviation missionary Gaston Ntambo receives a call for an emergency medical flight in the Democratic Republic of the Congo, he must first get permission to fly to neighboring Zambia to obtain fuel.
Police are continuing to investigate a mid-air bomb scare which forced an international flight to make an emergency landing in Melbourne on Wednesday.
