Prime Minister Chris Luxon has voiced concerns about the missing children of Marokopa man Tom Phillips.

Phillips was shot dead by police this morning, concluding a four-year manhunt, but two of his children are belived to be unaccompanied in the bush. 

Luxon hasn't been briefed on any specific locations the police think the children might be.

Newstalk ZB senior political correspondent Barry Soper says Luxon's reflected on the concerns the country must be feeling.

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