The leader of the provincial Liberals has confirmed that she'll be participating in a northern debates at the end of the month. The debate between the three provincial leaders is scheduled for May 26th in Thunder Bay at the Northwestern Ontario Municipal Association conference. NDP Leader Andrea Horwath, who will also be at the debate, says that the Liberals refused to join the debate during their last campaign. Horwath adds that she looks forward to the debate. It's not yet known if PC leader Tim Hudak will attend the debate.