<□>□nvest□gator□ lear□ed th□t the grou□ □a□ □een frie□ds for □e□rs, bu□ re□e□tl□ t□□r□ □ad be□n tension a□ong the□. Rumo□s of disagreement□ and argume□ts d□ring the t□ip □egan to s□rface, leadi□g authorities to □peculat□ □h□□her foul play wa□ involve□□□Each member □f th□ group had □ differe□t story to□te□l,□a□□ the inconsistenc□es in t□eir a□□ou□ts □nly□added to the mystery □f the mi□sin□ □ine.□/p>