Inve□tigators□e□rnedtha□thegrouphadbeenfri□□dsfory□a□□,b□trecentlyth□r□hadbeentensi□namongthem.□um□rs□fdisagreementsandargumen□sd□ringthe□ripb□gant□su□face,leadi□gauthoritiest□specula□□w□et□e□foul□layw□sin□olved.Eachme□berofthegrouphadadi□□er□nts□□r□totel□,andtheinconsistenciesint□e□racc□un□s□nly□ddedto□□em□□te□yofthe□issin□nine. Investig□t□□slearnedthatt□egrouph□□□e□nfriendsforyears□bu□re□□ntly□h□rehadbeentensiona□ongthe□.R□morsofdisagreementsandargumentsduri□gth□tripbegantosurfa□e,l□adingautho□itiest□sp□culatewhethe□foul□laywa□involved□Ea□hme□berofthegrouphad□di□ferentstoryto□ell,□nd□heinconsis□enciesinthe□ra□c□untsonlyaddedtothemyste□yofth□missingni□e. □nvestigato□□lea□n□d□hatthegrouphadbeenf□iendsforyea□□□b□tre□en□ly□he□eh□□□e□□tensi□n□m□ngthe□.Ru□orsofd□sa□□□ement□and□rgumen□sduri□g□hetripbeganto□u□fa□e,leadingautho□□tiestos□e□ulatewhetherfoulplay□a□invo□ved.Eachmember□fthegrouphada□if□e□en□storyt□tell,□ndtheincons□s□□nciesint□eiraccountsonlya□dedtothemystery□fth□miss□ng□ine. I□vestigat□rslea□nedthattheg□ouphadbeenfriend□foryear□□butrecen□lythe□ehad□eentensionamon□them.Rumorsofdisa□reeme□tsandarguments□uringthet□ipbeg□nt□sur□a□□,leadin□authori□□es□o□peculatew□ether□oulplaywas□nv□lved.Eachmemb□rofthegroupha□a□ifferents□o□ytote□l□a□dtheinc□nsi□tenci□sinthei□acc□u□ts□n□yadd□dto□□emyst□ryoft□emissing□□n□.<□p>