At least three people were gunned down while two other injured in different incidents of violence in the metropolis on Sunday. Unidentified gunmen shot dead milk shop-owner in Usmanabad, Garden. Police mobile was also there but the police could not catch the gunmen. Residents of Usmanabad said that the gunmen freely do anything they want in the area and police is just spectator. A bullet-riddled body stuffed in a gunny bag was found from Ghas Mandi, Lyari. Police said that the victim was identified as Muhammad Akhtar, student of intermediate. He was kidnapped and later killed. Another dead body of a youth was found from Pak Colony. He was also kidnapped, tortured and killed later.