I□vestiga□□rslea□nedth□□t□e□rouphadbeenfr□□□dsforyea□s,bu□r□centlyth□r□h□dbeentensionamongthem.Ru□orsofd□s□gr□e□□□tsand□rgum□□tsduringthetrip□e□□□□□surface,leadingauthorities□ospecul□□ewh□t□□rfo□l□lay□asi□volv□d.□achm□mberofthegro□□ha□adifferentstor□tot□ll,a□dtheinconsistenc□esintheiraccountsonlya□dedto□□emyst□ryo□□h□mi□□ingn□ne.<□p> Investigatorsl□arn□dthatt□egrouphadbeenfriends□□□y□ar□,□ut□ec□nt□yt□erehadbe□n□ensionamongthem.Rumorsofd□s□gree□ent□andargumentsduringthetrip□egant□surface,□eadingauthoritiestospeculat□whetherfoulplaywasinvolved.Each□emb□rof□□eg□□up□ada□□ffer□n□st□□ytotell,a□dth□inconsis□enciesinth□□raccountsonlyaddedtoth□my□□eryofthemissingnine□ In□estigatorslearne□□hatthegrouphad□eenfriendsfory□ars□butrec□□tlytherehadbee□tensionam□ngthem.Rum□rsofdisa□ree□entsa□□argument□duringthetripbe□an□□□□□face,l□adingauthor□tiestos□eculatewhe□he□fo□lplaywasinvo□ved.Ea□□memb□rofthegrouphadadifferents□orytot□l□□andtheinconsisten□i□sinth□iraccountsonlyad□edtot□em□st□ryofthemissi□gnine. In□es□□□atorslearnedtha□theg□ou□□adbe□nfriendsf□ryear□,□utrecently□hereha□□□enten□ion□mongth□□.□□mors□fdisagreementsa□da□□um□□tsduringth□tri□began□osurface,leadingauth□□it□estosp□cu□at□wheth□rfoulpl□ywas□nvolved.□□□h□e□berof□hegroupha□adifferen□□tory□otell□a□dtheinconsisten□ies□ntheiraccountsonlyadde□toth□mystery□□themissingnine.□>