In□□sti□ato□sl□a□nedthat□hegroupha□beenfr□en□sfo□years,butr□centl□therehadbeen□ensi□n□mongth□m.Rumors□f□isagreementsan□argumentsdur□ngth□tripbeg□nt□surface,le□dingautho□it□estos□□c□latewhetherfoulplay□□sin□olved.Eachmemberoft□egrou□hadadiffe□entstor□totel□,andtheinconsis□enciesinth□iraccoun□sonlyaddedtothemyste□y□fthem□□sin□□ine□<□p□ Invest□gato□□learnedthatth□grouph□dbeenfr□endsforyears,butrecen□lyther□hadbeen□ension□mon□them.□umorsofdisagreem□ntsan□argumen□□d□rin□t□etripbegantosurf□ce□lea□ing□□thor□□□estospeculatewhetherf□u□playwasinvolve□.Ea□hmem□□□ofthegrouphadadiffe□ent□torytot□ll,an□th□inconsistenciesinthe□ra□countson□yadde□t□themyster□ofthemissingn□ne□ Invest□gatorslearne□□hatt□egro□phadbeenfriend□f□rye□r□,b□trecentlyt□erehadbeentensiona□ongthe□.□□morsofdisagreem□nt□andargumentsduringthetripbegantosurface□leadingaut□orit□es□□□pecul□tewhetherfoulplaywasinv□□v□□.Ea□hmemberoft□egrou□hada□if□ere□tsto□ytotell,□ndthe□□consiste□c□□□□nthe□raccountsonlyadd□dtothe□ys□eryofthemissingnine. Inves□iga□or□learnedthat□hegrou□□a□be□n□riend□□oryears,□utre□entlythe□ehadbeentensionamon□them.Ru□orsof□i□□□reementsand□rgum□nts□uringthe□ri□beg□nt□su□fa□e,lea□□ngauthoritiestospeculatewhetherfoulp□aywas□n□□lved.□□chmember□fth□gr□uphadadiff□r□ntst□rytot□ll,andthe□nconsi□tenc□esintheiracco□n□s□nlyaddedtothe□ys□er□ofthem□ssin□□ine.<□p>