Best of First Up for Tuesday 14 July

In the pod today: new research out of London suggests immunity to Covid-19 might only last a few months; TradeMe auctions this week include a Dick Frizzell designed fridge and a tiny historic church; Sweaty Bettys do daily fitness in August to raise awareness of Rainbow mental health; a new type of milk that could be better for the environment hits the shelves and a politics professor says the issue with political party funding is one of wealth distribution in New Zealand as another donation is investigated.