No election has been called for the spring of 1992, but the federal Progressive Conservatives are on the attack. They've started buying radio ad time in Ontario, a province in which Reform holds no seats, to urge Reform supporters to begin questioning "all that hot air" they're hearing from the party. CBC political correspondent Don Newman has two guests to talk about the ads and their possible effects: Progressive Conservative campaign co-chair John Tory, followed by the Reform Party's head of research, Stephen Harper.