TEL AVIV, Israel — Israeli Prime Minister Benjamin Netanyahu said Sunday he will seek to dismiss the head of the country's internal security service this week, deepening a power struggle focused largely on who bears responsibility for the Hamas attack that sparked the war in Gaza.

After months of tension, Israeli Prime Minister Benjamin Netanyahu announced that he would seek to remove the chief of the Shin Bet security service, Ronen Bar.

Israeli Prime Minister Benjamin Netanyahu says he will seek the dismissal of the director of the Shin Bet internal security service this week, following a power struggle over the Hamas attack that sparked the war in Gaza.