Suspected Serial Killer Phillip Onyancha Has Been Acquitted In One Of The Murder Cases He Was Facing. Onyancha Denied Killing Jacqueline Chepngetich Misoi On May 30th 2008, At The Mount Kenya Building Along Kombo Munyiri Road In Nairobi. Issuing The Ruling On Thursday, Justice Jessie Lessit Ruled That The Prosecution Did Not Prove Beyond Reasonable Doubt That Onyancha Killed Jacqueline.