Graphic footage: Lynch mob beats two teen brothers to death in Sialkot, Pakistan

(WARNING: VIDEO CONTAINS GRAPHIC VIOLENCE) Shocking mobile footage showing two teenage brothers brutally beaten to death in public has been posted online. The incident took place in the Pakistani city of Sialkot. Video shows police officers present at the scene, but not taking any measures to prevent the violence. The boys have been allegedly accused of robbing, while other sources claim they were completely innocent. Local authorities have promised to launch an investigation into the matter.