The Prime Minister's checked out the front-line of the HMNZS Manawanui clean-up in Samoa - as he attends the Commonwealth Heads of Government Meeting.

Small amounts of oil and debris from the Kiwi Navy ship have littered the waters near Upolu, since it sank more than two weeks ago.

 ZB senior political correspondent Barry Soper says this still isn't a good look for New Zealand.

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