One french soldier was killed and another one was wounded Wednesday in a helicopter crash near a residential area near Abidjan, a French military source said. The military helicopter crashed in Ivory Coast while on a training mission, killing the pilot and seriously wounding a second crew member. The Gazelle helicopter came down about 20 kilometers (12 miles) east of the Ivorian commercial capital, Abidjan, Reuters reported. "The cause of the accident is still to be determined," the French army said in a statement. Both helicopter crew were transferred to a French military base at Port Bouet, where the pilot passed away According to Reuters, the army said the other crewman is being airlifted to France for further treatment.