Invest□gatorsle□r□□dthatthegro□p□adbe□nfriendsf□□yea□s,butrec□ntlythereh□dbeentensi□namong□h□m.□umo□sofdisa□□eement□andar□umentsduringthe□ripbegantosu□face□leadingauthoritiest□spec□la□ewhe□herf□u□playwasinvolved.Ea□□membe□ofth□g□ou□ha□ad□fferentst□ryto□ell,andt□einconsistenc□esintheira□coun□sonlyad□edtothe□ysteryofthemi□□in□n□ne. Investig□torslea□nedthat□□egrouphadbeenfrien□sforyears□b□tr□centlythe□e□adbeent□ns□onamo□gthem.Rumo□s□fd□s□□reemen□sandarg□ment□duringthetripbegantosurfac□,leadin□aut□oritiesto□pecula□ewh□therf□ulplaywasinvolved□Eac□m□m□ero□t□e□r□uph□dadifferentstor□totell,andthe□nc□nsist□nciesintheira□countson□yaddedt□themystery□fthemis□ingnin□□ In□estigatorsle□rned□hatthegr□u□□□dbeenfr□□ndsforyears,butrecentlythe□ehadbeente□s□ona□ongth□m.Ru□orsofdisagreeme□ts□□□argu□entsduringt□et□ipbegantos□rfac□,□□adin□autho□itiestospeculatewhetherf□ulplaywasinvolved.Ea□□mem□erofthegrouphadadiffere□tstoryt□te□l,a□dtheinconsisten□iesinth□irac□oun□sonlyadd□d□o□hemysteryoft□emissingnine□ Inv□st□□atorslearne□thatthegr□up□ad□eenfriendsfor□ears,but□ecentlyt□erehadbeentensionamo□gthem□Rum□r□o□disagreementsa□dargum□ntsduringt□etrip□egant□surf□ce□leadingauthor□□iestospeculat□□□□th□rf□ulpla□was□nvolved.Eachme□beroftheg□o□p□a□ad□fferentstorytotell,and□hein□onsisten□□esin□heiraccounts□nly□ddedtothemystery□□th□missi□□nine.