He died days after his close friend and political ally John Michuki .
In the early hours of the morning on 24 February 2012 , Njenga Karume was pronounced dead due to a cardiac arrest .
Njenga Karume died days after Njenga Karume 's close friend and political ally John Michuki .
In the early hours of the morning on 24 February 2012 , Njenga Karume was pronounced dead due to a cardiac arrest .