When a powerful political lobbyist is found shot to death, his apparent suicide highlights a bizarre turn in Ohio's largest public corruption case accidentally uncovered by federal investigators that was nearly concealed by loose super PAC campaign financing rules.

Trace the tangled history of campaign finance back to the creation of the Federal Election Commission (FEC) in 1975, the 2002 McCain-Feingold Campaign Finance Reform Bill, and the Citizens United decision of 2010 that has molded the shape and opacity of present-day super PACs which now flood the system with money.