WARNING: Some viewers may find this video too graphic. CCTV video footage has emerged in South African which appears to show Krugersdorp police officers executing an armed robbery suspect, Khulekani Mpanza, as he lies wounded and disarmed on the ground. Apparently, Khulekani Mpanza had earlier on fired at police officers while attempting an armed robbery. Officers chased him from the scene to this point of the video on a pavement in Krugersdorp, west of Johannesburg, South Africa. The four Krugersdorp police officers involved in the "execution" of Khulekani Mpanza have been arrested and charged with murder. What is your opinion of this?