Investigat□rsl□arnedthatthegroup□adbeenfr□endsfo□year□,butrece□tl□there□adbeentensi□na□ong□h□m.Rumor□ofdisagre□mentsandargument□□u□i□□the□□ipbegantosurface,leadi□□authoritiestospecul□tewhet□□rfo□lp□ayw□sin□olved.□achmembero□thegrouphadadiffer□ntstorytotell,and□h□inconsis□encie□□ntheir□□coun□sonlyad□ed□othemyst□r□ofthe□i□sing□ine. In□estigat□□slearn□dtha□theg□ouphadbeenf□iendsfo□years,butrece□tl□thereha□bee□tension□mong□h□m.R□mors□□disagreem□□ts□ndargum□ntsd□ri□□thetripb□ga□tosurface,leadingauthorities□ospecu□atewheth□rfo□lpl□□wasinvolved□□achmemberoftheg□oupha□□d□fferentstoryto□ell,and□he□n□onsistencie□□nth□irac□ountsonlyaddedtot□□mysteryofthemis□□ngnine□<□p□ □n□□sti□a□□□slearnedthatthegro□phadbeenfr□endsforyears□butrecen□lyth□rehad□eentensi□namongthem.Rumors□fdisag□□ements□n□argumen□sduring□hetripbegantosurfa□e,l□adingauthorit□estospe□ul□t□□h□□herfoulplaywa□involved.Eachmembero□thegrouph□□adi□□ere□tstorytote□l,andtheinconsisten□□esintheir□cco□ntson□□addedtothemysteryof□□emissingnin□. I□vest□gat□rs□earnedthatthegrou□ha□□eenfriends□oryears,□utr□□entlyt□ereha□b□entensi□namon□them.Rum□r□ofd□sag□eem□nt□andargument□durin□thetripb□gant□surfac□□lead□ngauth□ritiestosp□culatew□etherfoulpla□wa□involved.Eachmembero□theg□□uphada□ifferentsto□y□ot□ll,an□thei□□onsistenci□sintheiraccount□onlyadde□tothemys□e□y□fthem□ssingnine. □nvestigatorslearnedtha□thegr□uphadbeen□r□ends□ory□ars,butr□□□□tl□□h□□ehadbee□tensi□namong□□em.Ru□orsofdisagreem□nt□an□a□gume□tsduringthet□ipb□gan□□surface,leadinga□thoritiesto□□ecu□atewhetherf□ulplaywasi□vo□□ed.Eachmemb□rofthegroup□ad□dif□e□entstory□otel□□andth□inconsis□□nc□esintheiracc□u□tsonlya□dedt□the□ys□ery□fthem□s□□ngnine.