激□创新的因素□□□□□h2>初□挑战□/h2>
<□>Investiga□ors lear□e□ that the group had b□en friends□for□y□□rs, □□t re□e□tly there had been t□nsio□□among□□hem. Rumo□s of disagreements and arg□men□s during the trip b□g□n □o surface, le□ding author□t□es to specul□te wheth□r □oul pl□y was□i□volv□d□ Each member of the□gr□up ha□ a different □tory to tell, an□ the inconsistenc□es in t□eir a□□o□nts□only □dded to the □ystery of the mis□ing n□ne.