Baghdad, Nov. 8 -- An American citizen working for a non-governmental relief organization was killed after being shot in the Karrada neighborhood of Baghdad, after a failed attempt to kidnap him, local media reported.

Stephen Edward Troell was shot by a bullet while he was driving through the Karrada area on the eastern bank of the Tigris River on Monday night.

Immediately after the incident, Iraqi Prime Minister Mohammed Shia' Sabbar al-Sudani, who is also the commander-in-chief of the armed forces, ordered an investigation into the killing.

The Security Media Cell said in a statement on Tuesday, that Prime MinisterMohammed Shia' Sabbar al-Sudanidirected the Minister of Interior, Abdul Amir al-Shammari, to form an investigation commit...