Denver, Colorado: Many US channels are tweeting this video uploaded todayon YouTube. NDTV cannot verify the authenticity of this video.Video courtesy: youtube.com/user/onttvchannelPromotedListen to the latest songs, only on JioSaavn.comAlso ReadUS Man Shoots Neighbour 9 Times In Front Of Family After Heated Argument1 Dead, 24 Injured In Mass Shooting In US, Probe Launched: ReportGun Company, Instagram, "Call Of Duty" Maker Sued Over US School Shooting