Investig□torslear□edthatthegrouphad□eenfriend□□oryears,butrecentlyt□e□e□adbeentensi□□amon□them.□umo□sof□isagreeme□tsandar□umentsduringthetripbe□a□t□□urf□ce□□eadi□gauthoritie□tospeculate□hetherfoulplaywas□n□□lved.□ach□em□erofth□grouphadad□f□□rentsto□ytote□l,andtheinconsistenciesint□eirac□ountsonlyaddedtothemysteryoft□□mi□singnine. Inves□□gatorsl□□rnedthatthegrouph□dbeenfri□□□□fo□y□ars,bu□recentlyth□rehad□eente□sionam□□gthem.Rum□rsofd□sa□reementsanda□gumen□s□uringthet□ipbegan□osur□ace,□e□dingauthoritiesto□peculate□het□erfoulplaywasi□volv□d.Eachmem□erofthe□rouphadadiffer□n□sto□ytotell,□ndtheinconsistenc□es□nt□eiracco□ntson□yadde□tothemyste□yoft□emissingnin□□<□□> Inve□tigato□slearn□dthat□heg□ouphadbeenfriendsf□r□ears□butrece□tly□here□adbeenten□ion□mo□□□hem.R□mo□sofdisagreementsand□rgu□ent□duri□gthetripbegantos□r□a□e,leadingautho□it□e□tospe□ulate□hetherf□ulplay□□sinvol□ed.□a□h□emberofthegrouphadadifferent□torytot□ll,andtheinconsis□en□ies□ntheira□coun□son□yadd□dtothe□ysteryo□th□mis□in□nin□.□□p> Inves□igato□sl□ar□ed□hatthe□rouphadbeenfrien□sforyears,□□trecentlyth□rehad□e□□□ensionamongthem.Rumorsofdis□greementsan□ar□umentsdur□□g□h□tripbe□□ntosurfac□□leadingauthoritiestospe□u□□tew□ethe□foulpla□□asinvolved□E□chmemb□r□fthegrouphadadifferent□toryt□t□ll□□ndth□inco□□istenciesi□□□eira□countsonly□dd□d□othe□yste□yofthemissing□ine. Investigator□l□arnedthatth□□rouphadbeen□□iendsfo□y□ars□bu□□ece□t□ythere□a□beentens□onamon□them.R□mors□fd□sagr□eme□t□□nd□□gumentsduri□gthetrip□□gantosurface,leadingau□hori□ies□ospeculatewhetherfoul□laywa□□nvol□□d.Ea□h□em□erof□□egr□uphadadifferentstor□t□□ell□andtheinconsistenciesi□theiraccounts□nlyadde□toth□□ys□□ryof□he□issi□g□i□e.