Tonight, on The Panel, Wallace Chapman is joined by panellists Alan McElroy and Nichole Lewis. First up, virtual fences for cows are gaining momentum. Herds wear electronic collars which pulse when they reach the 'fence' - but among the critics are Vets for Animal Welfare Aotearoa. Then, some schools are worried that a new grading system will attach stigma to those in lower socio economic areas. Porirua Collage Principal Ragne Maxwell explains.