CALGARY — Canada's fifth straight win at the women's world curling championship was a lesson in adaptation for Kerri Einarson. Struggling early with draw weight, the skip swapped a stubborn stone with a teammate at the fifth-end break en route to a 9-6 win Tuesday over Italy's Stefania Constantini. "I knew my rock was maybe a little slow because I came up light in the fourth end and they liked it out of my hand," Einarson explained. "It just kind of dug in and then in the fifth, it did the same thing, so I just said, 'Let's get rid of it.'" Canada played its first morning draw at Calgary's WinSport Event Centre. The rising temperature outside made for a warm building inside. Cheering...
