A Tuesday morning accident along Valley Road left several passengers injured after the bus they were travelling in rammed into a tree.
According to reports, the KBS bus driver lost control swerved from the road.
The immediate impact was to ram into a tree by the roadside, bringing the bus to an immediate stop.
Those injured in the accident were rushed to Kenyatta and Nairobi hospitals.
KBS buses ply most routes of Nairobi including Kawangware's 46 and Ngong Road that serves Kibera commuters.