Durban — Almost seven months since Nkanyiso Mazibuko, 25, was sentenced to spend 25 years in prison for killing Constable Oscar Makhathini, 37, his accomplice, Sihle Kubheka, has finally been arrested.The Directorate for Priority Crime Investigation (DPCI), commonly known as the Hawks, Tactical Operations Management Section (TOMS) executed a warrant of arrest for Kubheka, 30, this week. KwaZulu-Natal Hawks spokesperson Lieutenant-Colonel Simphiwe Mhlongo said Kubheka has been charged with Makhathini’s murder. He appeared briefly at Pietermaritzburg Magistrate’s Court on…