More arrested in search for gun that killed officer

A screengrab of David Mayaka's car at the crime scene after he was shot dead.

The search for a pistol that was used to kill Makadara DCI officer David Mayaka continues, days after police arrested the man believed to be the prime suspect in the killing.

For the last two days, investigators from the Nairobi area Crime Research and Intelligence Bureau (Crib) have been combing Kayole area in search of the weapon.