First, I am glad you are feeling better. I've been there! Don't be afraid to reach out to teachers for help, even in an online class.
You might want to find something local to investigate. You could also use the recent Chase bank debacle. Chase (somebody) wanted to make more money (wanted) but the investment bankers got greedy so the bank ended up losing two billion dollars and getting bad press.
Here is a link to a short story on the Chase issue:
Though the banking/financial crisis in the US would be difficult to summarize, there is an argument to be made that the situation came about through a corruption (or set of corruptions) both individual and systemic.
The gulf oil spill (the BP oil spill in the Gulf of Mexico) is another example of a particular type of corruption causing damage (the corruption of the regulation system).