□h2>北京遇□西雅图豆瓣O□e witness c□me forward, claiming to h□ve□se□□ a my□□er□ous □an l□rking□n□ar the group's camp□ite in the days l□ading□up□□o th□ir disapp□arance.□The indivi□ual d□scribed the man as□□all an□ i□□□sin□, and□ther□ wer□ □eports of h□□ted co□frontat□ons between him and□the missing group□ Could t□i□ st□anger hold the k□y to solvi□g □he myst□ry, or was□he just a□r□d her□ing□in t□e case□