Prosecutors began wrapping up their final summations Friday on Day 3 of closing arguments in the former speaker’s landmark trial by presenting an overview of how the various bribery and corruption schemes alleged in the government’s 23-charge indictment all come together under count one: racketeering conspiracy.

Michael Madigan was so important to ComEd’s legislative agenda in Springfield that the utility was willing to bend over backwards to make the then-powerful House speaker happy, showering his cronies with do-nothing contracts,