News Archive Mark McGowan defends Early Childhood Education Minister Sabine Winton over fluoride in drinking water comment. Mark McGowan defends Early Childhood Education Minister Sabine Winton over fluoride in drinking water comment. The West Australian | December 14, 2022 | By Josh Zimmerman Posted on December 14, 2022 Australia *Original full-text article online at: https://thewest.com.au/politics/state-politics/mark-mcgowan-defends-early-childhood-education-minister-sabine-winton-over-fluoride-in-drinking-water-comment-c-9172968