I□□□stigatorslear□edthatthegro□phad□eenfriendsforyears,but□ecentl□t□□rehadbeentensiona□o□gthem.Rumorsofdisagr□ementsand□r□umentsdurin□thetripbegantosurface,l□adin□authoritie□tospecu□a□e□heth□r□oul□laywas□nvolved.Eac□mem□eroft□egrouphad□□ifferents□orytot□ll,an□t□ein□onsi□ten□iesint□eira□cou□□son□□a□□ed□othemystery□fthemissingnine. □nvestigatorslea□nedthatthegrou□had□eenfrie□d□□oryea□s,b□trecentlythe□eh□dbeente□sionamongthem□R□m□rs□fdisag□eementsandargu□ents□uringt□etripbegant□□□r□□ce,le□dingauthoritiestosp□□ulatewhethe□fo□lpl□yw□sin□olved.Eachmem□erofthegr□up□□da□iffer□ntsto□ytotell,an□theinconsisten□iesintheiracc□unts□nlyaddedtothemystery□fthe□issingni□□. In□□st□□ato□□□e□□nedthatth□grouphadbeen□riendsf□r□e□rs□but□e□entlythereha□been□ens□onamongth□m.□umorsofdisagreement□anda□guments□uringthetripbeg□ntosur□ace,le□dinga□thoritiestospeculatewhetherfoulpla□was□nvo□ve□.E□c□m□mb□rofthe□r□uphadadifferentsto□yt□t□ll,a□dt□einconsi□tencies□n□heiraccountson□y□ddedtothemyst□□yofth□mi□singnine.□> □nvestigators□ear□□dtha□thegrouphadbeenfriendsforyear□,□□trec□ntly□□erehadbee□ten□ionamongt□□m.Rumorsofdisagreem□ntsanda□□uments□u□ingthetripbegantosurface,leadingauthor□tiestospecu□ate□het□□rfoulplayw□sinvolved.E□chmemberoft□egrouphadad□fferentsto□ytotell,and□h□□nconsistencies□n□heir□cc□untso□lyaddedtothemysteryo□the□issingnine.□□p> In□□stigator□learnedthatthe□rouph□db□enf□iendsforye□rs,bu□r□centlythereh□dbeentensionamo□gthem.Rumorso□□□□agre□ment□a□dargu□e□□s□uringthetr□pbe□antosu□fac□,lea□inga□thoriti□stospecul□tewheth□rfo□lpla□□a□in□ol□□d.Eachmemb□roft□eg□ouphadadiffe□ent□torytotel□,a□dthei□consistenciesi□the□□a□coun□so□lyad□edto□hemysteryof□hemi□singni□e.