 Much of the United States’ justification for starting the war was the claim that the Iraqi government was hiding a biological weapon mobile laboratory program.This came from an informant known as “Curveball”, who has since admitted made up the story because he saw an opportunity to topple Saddam Hussein's regime.Curveball was first discovered to be an unreliable source in 2005, and admitted to his false statements in February 2011, revealing himself to be Rafid Ahmed Alwan al-Janabi, an Iraqi defector living in Germany.