<□>Inves□ig□tors lea□ne□ that□the grou□ had □een fri□n□s fo□ years□ □u□ rece□tly ther□□had□□een t□ns□on am□ng □hem. R□mor□ of disa□re□ments and arg□me□□s during the tri□ began to su□fa□e□ leading auth□rities t□□speculat□□□hethe□ foul play□was in□olved. E□ch member of the gro□p ha□ □□di□ferent story to □ell, a□d the in□on□is□encies in th□ir ac□□unts only added to□the my□tery□of th□□missing □in□.□>