Police had to remove protesters from a recent National Party public meeting at Christchurch's Addington Racecourse. Photo / Anna HeathPolice had to remove protesters from a recent National Party public meeting at Christchurch’s Addington Racecourse. Photo / Anna Heath

Grey Power North Shore and Hibiscus Coast president Trish Deans said officials from Parliamentary Security advised her to implement extra security for an upcoming candidates meeting. Photo / Jason OxenhamGrey Power North Shore and Hibiscus Coast president Trish Deans said officials from Parliamentary Security advised her to implement extra security for an upcoming candidates meeting. Photo / Jason Oxenham

Police were called and Labour's Ayesha Verrall had to be escorted from a public meeting after she was confronted by anti-vaccine lobbyists.Police were called and Labour’s Ayesha Verrall had to be escorted from a public meeting after she was confronted by anti-vaccine lobbyists.

Police provide security at Labour leader Chris Hipkins' public meeting. Photo / Thomas CoughlanPolice provide security at Labour leader Chris Hipkins’ public meeting. Photo / Thomas Coughlan