Investi□ato□s learne□ that the group had bee□ frie□□s for years, b□t r□centl□ there ha□ been te□□i□n among them. Rumors of □□□a□reements □□d a□gumen□s d□ring□the trip□□egan t□□surface, l□adi□□ □u□ho□ities □□ s□□cul□te whethe□ fo□l play was involved.□□ach me□ber of the group had□a different story t□ tell, a□d□the i□□ons□stencies in their accoun□s o□ly□ad□ed t□ th□ mystery o□ the mi□s□ng □ine.