- 15,583 viewsDuration: 3:38Prosecutors laid out details of the events leading to Dutch businessman Tob Cohen’s death in 2019 in the murder case against Sarah Wairimu Kamotho. A witness who worked for the couple told the court that on 22 April 2019, while taking a lunch-hour walk around the compound, he noticed three fresh mixtures of concrete, sand and ballast placed on the septic tank, but did not pay much attention until police questioned him. Those who could provide more information included the cleaner and compound attendants.