Investi□atorslearnedthat□hegrou□had□een□rien□sforyea□□,butr□cent□ytherehad□eent□nsionamongthem.Ru□o□so□di□agr□ementsan□argumentsdur□ngth□tripb□g□ntosurface,□eadingauthorities□ospecu□atew□□therf□ulplaywasinvolved.E□chmemberof□hegrouphadadifferent□torytotel□□and□heincons□stencies□n□heir□c□□□nts□nly□ddedtothemysteryoft□emissingnin□□<□p> Invest□g□tor□learnedthatth□group□ad□□enfrien□□foryears,bu□recentl□therehadbe□ntensionamong□h□m.Rumorsof□isagreeme□tsa□dargum□nts□ur□ng□hetripbe□antosu□face,leadingaut□oriti□stospecula□ewhethe□foulpl□yw□sinvo□ved.E□chme□berofthegroup□adadiff□rent□□□ry□otell,andthei□cons□stenci□s□nt□eiracco□n□sonlyaddedtothemy□te□y□ft□□mis□ingni□e. I□vestigatorslear□e□t□atthegrou□hadbeenfriendsforyears,butre□entlythe□ehadbeentensio□amongthem.Rumorsof□isagree□ents□n□argume□tsd□ringthetr□pbeg□□tos□rf□c□□leadi□gauthori□iest□□peculatew□etherf□ul□□ayw□sinvol□ed.Eachme□berofthegrouphadad□f□erent□tory□otel□,andt□eincons□ste□c□es□nth□iraccountson□□add□d□o□hemy□teryo□themissing□ine. Inve□tiga□orslear□edtha□□h□g□ouphadbeen□riendsforyea□s,butrece□□lytherehadbe□nte□sio□amon□the□.Rumorso□dis□□reeme□tsandar□um□nt□□ur□ngthetripbegant□surface,□ead□ngauthoritiesto□pecu□□□ewhether□oulpla□wasinvolved.Eac□memberofth□g□ou□ha□□differ□n□st□rytot□□l,an□th□in□onsis□en□iesint□eiracc□un□sonly□□d□□tothemysteryofthe□issingnine.