James Walker is Africa editor at the Economist Intelligence Unit.

BBC: By James Walker

's U.K. newspaper unit, and Andy Coulson, a former editor of the News of the World tabloid who later served as Prime Minister David Cameron's top communications adviser until he resigned that post in 2011.

WSJ: Ex-Sun Reporter Pleads Not Guilty

Fake IDs were only part of the problem said Duncan Innes-Ker, regional editor for China at the Economist Intelligence Unit.

BBC: Foxconn

's U.K. newspaper unit said Ms. Wheeler is the Sun's defense editor.

WSJ: News Corp. Tabloid Journalist to Face Charge

Glick explained embedding a reporter is very expensive for a media organization, and there always exists a potential for conflict between the story the host unit wants to tell versus what the reporter wants to tell, versus what the editor wants to tell.

CENTERFORSECURITYPOLICY: Center For Security Policy

Editor's note: Henry Schuster, a senior producer in CNN's investigative unit and author of "Hunting Eric Rudolph, " has been covering terrorism for more than a decade.

CNN: Gone quiet