The newspaper published a six-part investigative series in December 2007.

This investigative series detailed the relationship between senators and corporate interests, and was one factor leading to the direct election reform of the Progressive era.

She has reported, written and produced investigative series on pension shortfalls, health insurance fraud and predatory lending practices.

An investigative series by the Contra Costa Times in 2009 highlighted pension spiking issues.

Eventually, one of those sweet, brawny boys talked to an ESPN.com reporter, and an investigative series was born.

John Waite wants your suggestions for the next series of Face the Facts - the award winning investigative series.

The Plain Dealer began writing a nine-part investigative series about him.

Corral remained silent during most of the controversy, and focused instead on completing the multi-part investigative series.

Her white-knuckle investigative series on the last-mentioned resulted in their being taken off the shelves, and the subsequent formulation of a new safety policy.

Long-form articles and multi-part investigative series can run as long as 7,500 words.