From 1999 to 2008, Bergman was an investigative correspondent for The New York Times.
At the Times, Van Natta was the first investigative correspondent in the newspaper's history to be posted overseas.
Mark Hosenball is an investigative correspondent at Reuters.
In the initial expansion, the number working with Lisa Myers, left, the senior investigative correspondent, will increase to 10 from 4.
He was the Post's first international investigative correspondent, based in London, and spent a number of years as its South Asia correspondent.
Later, in 1979, Jarriel joined the network's newsmagazine 20/20, as an investigative correspondent.
He spent a number of years as an investigative correspondent for the programme Newsnight and the main evening news bulletin.
In 1990, he joined CNN as an investigative correspondent and continued to write about terrorism.
As investigative correspondents, Thorne and Murphy examined various topics from national security issues to community issues.
In his twenties he was a staff writer and investigative correspondent for the Village Voice.