Best of First Up for Thursday 2 July

On the pod today: principals fear border closure will worsen the teacher shortage; a petition is quickly gaining signatures asking the government to improve post birth rehab for women; Tonga bans mutton flaps as it tries to tackle its high rates of diabetes and obesity; Auckland's drought crisis gets a lifeline from the Waikato river but are its water woes over; and when it comes to the war on plastic - New Zealand still has a long way to go.