Leon Sadiki/City Press/Gallo Images/Getty Images A police officer is on his fifth day of cross-examination in the murder trial of former North West deputy police commissioner William Mpembe and five other officers. The officers are on trial for murder and attempted murder following events on 13 August 2012 in Marikana. Defence lawyer are comparing the sequence of events he had given in a witness statement, to evidence he gave in court. The murder trial of former North West deputy police commissioner Major General William Mpembe and his five co-accused continued in the North West High Court in Mahikeng on Monday when defence advocate Kobus Burger continued with his cross-examination of Sergeant Benjamin Mahume.