Guest: Rosa Saba and Sara Mojtehedzadeh, Star reporters

Jerry Dias was one the most high-profile and well known union leaders in Canada, but now Dias is under investigation for breaching union rules and allegedly accepting money from a supplier and then trying to share it with another employee. The consequences for the former head of Unifor, Canada's largest private sector union, have been swift but there plenty of a questions remain about how and why this happened, as well as what the labour movement can do to root out potential corruption at its highest levels.