How threatening is Delta Plus and could your poo provide the answer?

How widespread is the Delta variant and what is the threat of the new reported Delta Plus virus?ITV News Science Editor Tom Clarke tells presenter Lucrezia Millarini what you need to know, before explaining why wastewater from our toilets and other sewage could provide an invaluable and cost effective alert system for new variants.You can view more of Tom's report here: https://www.itv.com/news/2021-06-23/covid-dont-turn-your-nose-up-at-using-waste-water-as-way-of-tracking-coronavirus-outbreaks