 Complete the following phrase:  At the age of sixteen, Gotovina left home to become a sailor. In 1973, before turning eighteen, he joined the French Foreign Legion under the pseudonym of Andrija Grabovac and became a member of the 2nd Foreign Parachute Regiment 2e REP after qualifying at the Training School in Pau before joining the elite Commandos de Recherche et dAction en Profondeur CRAP now renamed as Parachute Commando Group GCP. It was there he met Dominique Erulin, brother of the Colonel Philippe Erulin, who became his friend and partner in future missions. In the next few years, he participated in Foreign Legion operations in Djibouti, the 