First it was allegations of nursing home resident neglect. Then an admitted serial fraudster on a retirement funds board. Now it's companies outsourcing jobs overseas. Locked into one of the nation's closest gubernatorial races, Gov. Pat Quinn is focusing on a key theme as he tries to keep venture capitalist Bruce Rauner from becoming the first Republican in more than a decade to run Illinois: picking apart Rauner's private equity firm investments and how he made hundreds of millions of dollars.