Investigatorslearnedthatthe□□□□phad□□e□f□ie□dsforyear□,butrecen□□ythere□a□beentensiona□ongthem.□umor□o□□is□greementsandargument□duri□□thetrip□egantosurface,leadingauthoritiesto□pec□□ate□hetherf□ulplayw□sinvolved.Ea□hmemberof□hegrouphadadifferentstorytotell,and□□einconsistenciesintheir□□c□u□ts□nlya□dedtot□emysteryo□themissi□gnine□ <□□Investigatorsl□ar□□dthatthegroupha□□□enfrie□dsfor□□ars□butrecent□□therehadbeent□nsionamongthem.Rumorsofd□sagreementsan□argu□entsduringthetripbegant□surface□lead□n□aut□ori□iestosp□cu□atew□e□h□rfo□lpla□w□sin□olved.Eachmemberoftheg□oupha□adiffe□entst□rytotell,a□dtheinconsiste□c□esintheir□ccounts□nlyaddedtothem□□□eryofthem□s□i□gni□e.<□p□ Investi□a□orslearnedthatthegroupha□beenfri□ndsforyears,butrec□ntlyther□□a□beente□s□o□a□ongth□m.Ru□or□ofdi□agre□m□□tsandargumen□□duri□g□het□ipbegantosur□ace,lead□ngauthoritiestosp□□ul□tewhet□erfoul□l□□wa□□nvo□□ed.Eachm□mber□□the□roup□adadifferen□st□□ytot□ll,□ndtheinconsistenciesintheiracc□un□□o□lyaddedtot□□□□s□eryofthemissi□gnine□ I□ves□igat□r□lear□edtha□thegrouphad□eenf□iend□forye□□s,b□t□ecentlyth□rehadbee□□□nsion□mon□t□em.R□□orsofdisagreementsandarg□ment□d□rin□thetr□pbe□antosurf□c□□le□dingauthoritiestosp□cul□t□□h□t□erfoul□lay□asinvolve□.Eachmemberofthegrouphadadifferen□story□o□□ll,a□dtheinconsis□enci□□intheirac□ountsonlyaddedto□hemys□ery□fth□□iss□ngni□e. Investig□torslearnedthatthegrouphadbeenfriendsfo□ye□□s,butrece□tl□t□er□hadbeentensionamongthem.Rum□r□ofdisagreeme□tsan□□rgum□ntsdu□ingthetripbegant□surface,□eadi□gauthoritiest□s□ecu□atewhe□herf□ulpla□wasinvolv□d□Eachme□berofth□□rouph□d□differen□storytot□ll,□□□t□□□nconsis□en□□es□ntheiraccountsonlyaddedtothemys□eryo□□hemissin□ni□e□