- 30,497 viewsDuration: 5:14Three more suspects, including a police officer, have been arrested as detectives intensify investigations into the murder of psychiatrist Dr. Victoria Mutiso. The officer was arrested after DCI detectives recovered the alleged murder weapon, a pistol, during an operation at Karinde Police Station in Kikuyu. Investigators believe he fired the three shots that fatally wounded Dr. Mutiso last week. Meanwhile, a police inspector suspected of playing a central role in planning the murder, including allegedly supplying the weapon to the gunman, remains at large as a manhunt continues.