By MN Reporter

Police has arrested a key suspect over fatal shooting and killing of a detective and his wife in Nairobi.

The officer was shot dead and his wife sustained major injuries when they stopped to repair a burst tyre in their vehicle.

The shooting by two suspects riding a motorbike was caught on CCTV cameras and the clip shared widely on social media.

Detective Mayaka who was based at DCI Makadara was driving home in the company of his wife Kemunto Mayaka on August 8, at around 10pm when they were accosted by the three-man gang riding on a motorbike.

The officer had stopped his vehicle to change a flat tyre when the thugs struck, in a heart-wrenching scene that was captured by CCTV cameras mounted at an adjacent building.

“One of the main suspects behind the cold-blooded murder of a DCI detective has been arrested and the motorbike used as the gateway means during the incident impounded,” police said in a statement.

Alex Wanjiru, 23, was arrested in Ruthingiti, Kiambu County.

“He was part of the miscreant gang involved in the cold blooded murder of detective David Mayaka, had escaped from Kayole immediately after the incident and sought refuge at his grandmother’s home in Ruthingiti, Kikuyu sub-county,” police added.

Police also impounded the motorbike used by the thugs on the fateful night, a red Boxer registration number KMGJ 350V.

Investigations placed the suspect and his accomplices at the scene of the incident, at the exact time of the murder.

The bullet also used was analysed by ballistic experts based at the DCI National Forensic Lab has since linked the firearm that fired the fatal shot a C2, to 5 previous robbery incidents in the city.

Police have launched a manhunt for two other suspects including thugs involved in the murder including Henry Njihia who fired the shots that took detective Mayaka’s life.

The other is John Kamau aka Faruk, who is also armed with a glock pistol.