A father of two has wiped out his family in Mbeere, Embu county today morning.
David Kariuki Nyaga killed his wife and two children aged five and nine.
He used a sledge hammer to hit them on the foreheads after he locked them in the house.
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Area Assistant Chief Anthony Munyiri said they rushed to the scene but found he had just wiped them out.
He was arrested before he escaped and the murder weapon discovered.