New Zealand must pull its weight on defence and security, Foreign Minister Winston Peters says in a sit-down interview with RNZ, after talks with both India and China.  While trade was a driving force behind those engagements, it is clear tension points - like the South China Sea, and potential involvement in AUKUS - are becoming more central to foreign policy discussions in the Indo-Pacific.  In this week's Focus on Politics, Political Editor Jo Moir sits down with Foreign Minister Winston Peters after his visit to India, and a visit from his Chinese counterpart.