Five mayoral candidates traded jabs in front of the Chicago Tribune Editorial Board Wednesday for Day 2 of their forum. Illinois Comptroller Susanna Mendoza, Attorney John Kozlar, former Alderman and Mayoral candidate Bob Fioretti, circuit court clerk Dorothy Brown and former schools CEO and gubernatorial candidate Paul Vallas all appearing before the editorial board Wednesday. A good part of the time dealt with dealing with the city’s massive pension debt.