KwaZulu-Natal Premier Thamsanqa Ntuli has called on the police to leave no stone unturned in their investigation into the mass killings at Highflats on Wednesday night.According to reports, seven people, including three children, were allegedly killed execution-style while sitting in the lounge.Ntuli expressed deep concern over these brutal acts of violence and called for an end to such acts in the province.The Premier has since instructed KwaZulu-Natal South African Police Service (SAPS) Commissioner, Lieutenant General Nhlanhla Mkhwanazi, to deploy every available resource to apprehend the perpetrators and ensure the atrocities are dealt with promptly and effectively.'We remain dedicated to ensuring the safety and security of all citizens in KwaZulu-Natal. We wish to pass our message of condolences to the people affected by this tragic incident,' the Premier said.Ntuli is set to visit Highflats today (Thursday), to assess the area and to extend his condolences to impacted residents.Source: Sou th African Government News Agency