Curling Legends Podcast: Episode 70 – Bert GretzingerCarspiels, calcuttas and a lesson in gamesmanship from Bernie Sparkes. Yes, Canadian and world champion Bert Gretzinger has a few stories to tell. Kevin Palmer | Nov 18, 2020Curling Legends Podcast: Episode 70 – Bert Gretzinger / Published Nov 18, 2020KEVIN PALMER