A former police informer has narrated in court the horrific events of the day lawyer willy Kimani, his client, and the taxi driver was killed and how their bodies were carried in bags before being dumped in a river. the informer, peter Kamau Ngugi testified how he was tasked by a police officer to track the movements of Kimani, his client Josephat Mwenda and taxi driver Joseph Muiruri on the day they were arrested, bundled out of a police cell, and killed in a field at mlolongo area of Machakos county