In today's episode, a defence and security expert says while tensions are rising in the Middle East, there are also growing tensions about New Zealand's response within the UN; a tourism operator in Samoa says food from a container on the sunken Manawanui has been polluting the water, attracting sharks to popular surf breaks; Woodville locals are vowing to keep fighting against a proposed road toll on the replacement Gorge Road, and a star-studded campaign has launched to raise awareness of herpes.