Gov. Pat Quinn on Wednesday installed as his chief operating officer an appointee of ousted predecessor Rod Blagojevich who also has close ties to convicted fundraiser Antoin “Tony” Rezko. The decision to name longtime friend Jack Lavin as one of his top aides raised eyebrows with some who said it might send a message of politics as usual in Illinois. “Certainly he comes with some baggage that we have to be very sensitive about at this moment in our state’s history, but personally I want to work with everyone right now to make sure we get through the very serious...