How the leaders' debate affects the rest of the Ontario election campaign

Left to right: Ontario Green Party Leader Mike Schreiner, Ontario Liberal Leader Bonnie Crombie, Ontario PC Leader Doug Ford, and Ontario NDP Leader Marit Stiles pose for a photo

Ontario PC Leader Doug Ford's campaign slogan is "Protect Ontario," but during the province-wide leaders' debate on Monday night, he clearly switched it to "Protect My Lead."