In□□st□□atorsle□rnedt□atthegr□up□adbeenf□iend□for□ea□□,butrece□tl□the□eh□dbeentensio□amongth□m.R□morsofdis□g□eementsandargum□ntsduringthetripbe□antosurface,leading□□thoriti□stospeculatewh□therfoulplaywasinvolved□Eachmem□□rofth□grou□ha□□d□ffe□entstorytotell,andthei□consistenciesintheiracc□□n□son□yaddedtothemy□ter□ofth□missi□gn□ne. In□es□igatorslearn□d□hatthegrouphadbeen□riendsf□r□ears,butrecent□yth□□□□adb□en□ensi□namongt□em.Ru□orsofdisag□eementsandarguments□uringthetripbegantosurface,l□ad□ng□uth□riti□stosp□cul□t□whethe□foulp□□ywasinvo□ved.Eachmembe□ofthe□rouphad□□if□erentstorytotell,andth□inconsistenciesin□heiracc□untson□□addedtot□emystery□fthemissingnine.□/p> □nv□stig□torsl□arne□that□he□□ouphadbeenfri□ndsfor□ears□□ut□ecentlythere□ad□eente□si□□amon□them.Rumorsofd□sa□□□□mentsa□□a□□uments□uringthe□ri□begantosurface,leadingauth□ritiestospeculatewhet□□rfo□lpl□□w□sin□o□ved.Eachmemberoft□egrouphadadiffere□tstoryto□ell,andtheinco□sis□encies□ntheirac□oun□sonlyadded□othemys□e□yofthemissin□□ine.