Inv□□t□g□tors le□r□ed t□a□ the g□oup had been friends □or years, □ut recently □here□had been□tension amon□ □hem.□Rumors of□□isagre□ment□ and arguments d□ri□g□the trip □eg□□ to s□□face,□l□adi□g authoriti□s□to speculate whether f□ul □lay□was□i□vol□ed. Each m□mber □f the□□□oup □ad a diff□rent stor□ □o tell□ and the incon□istencies in t□eir account□ on□y adde□□to the mystery of th□ missing nine.