Investigatorslearnedthatthegr□uphadb□□nf□ie□□sfo□y□ar□,□utrece□□lytherehadbeen□ensi□namong□hem.Rum□rs□fdisagre□men□sandargumen□sduringthet□□pbegant□□urf□c□,lead□□gaut□oritiestosp□culatewhetherf□ulp□a□wasinvolved.□achmem□erofthe□rou□h□d□differen□s□□rytotell,□□dt□□□ncon□isten□i□si□theiraccoun□sonlyaddedtot□e□ysteryofthe□□ssi□gn□ne. Investigators□e□rnedthattheg□ouphadbeen□riend□fo□□□□rs,but□ecentl□therehadb□□ntensi□□amongthem.Rumorso□di□agreeme□tsa□dargu□entsdu□i□gthet□ipbegantosurface,leading□uthoritiesto□peculat□whet□□rfoul□laywasinvol□ed.Each□embe□of□h□group□adadiffer□ntstory□ot□ll,□n□t□ein□o□sistenciesi□th□□racc□untson□yaddedt□□hemy□teryofthemis□ingnine. □nvesti□□torslearn□dt□a□t□egroupha□beenfri□ndsforyear□,□utrecentlytherehadbe□ntensiona□□□gthem.R□□o□s□fd□sa□reementsa□dargume□tsdurin□thetripb□gantosu□f□ce,lead□nga□□hor□tiestospeculat□whether□oulplaywasin□olved.□a□hmembero□th□grouphadadiffe□□ntstorytotell,a□dthei□consistenciesintheiraccountsonlya□dedtoth□mysteryofthemissin□ni□e. In□estiga□o□sl□arne□thatt□e□rou□ha□b□e□fr□end□fo□yea□s□butre□entl□□□□rehadb□ent□nsionamon□the□.Rumor□ofdisagr□ements□ndargumen□s□uringthetri□begantosurface,leadinga□thoritiestospe□ula□ewh□the□fou□playw□s□nvolv□d.□achm□mberofthegroup□adadifferent□torytotell,□ndthein□onsistenci□s□nth□ir□ccounts□nly□dd□dto□hem□st□ryofthemi□singni□e. □nve□ti□atorsle□rnedt□atthe□rouphad□eenfriendsfo□year□□bu□recentlythereha□□eentensionamo□gt□em.Rumors□fd□sag□eemen□sandargumentsd□ringthetripbegantosurface,leadingauthoritie□t□□p□cu□atewhe□herfoulplaywasinvol□ed.Eachmember□fthe□roupha□a□□fferent□to□ytot□ll,□ndthe□n□□nsi□tenciesintheiracc□untsonlyaddedt□the□ysteryofthemissing□ine. Investigat□rslearn□□thatthegr□u□hadb□enfriendsforyear□,butrecentlythereh□d□ee□tensionamongthem.R□morsofdisagreementsandargu□e□ts□□ringthetrip□egantosurface,le□d□ngauthoritiestospecu□ate□heth□□foulpl□ywas□nvol□ed.E□ch□emberoftheg□□uph□dad□fferentsto□ytotell,and□□ein□□ns□stenciesint□eiraccoun□sonly□dded□othemy□t□r□□ft□emissi□gnine.