Could this one man have been behind terrorist attacks on Jewish communities across Europe?

Legal papers, expert investigations and social media posts tell story of how a 32-year-old Iraqi appeared to run proxy' campaign

On Monday, a slightly dishevelled Iraqi man, shackled and dressed in beige prison overalls, was ushered into a Manhattan courtroom.

Mohammad Baqer Saad Dawood al-Saadi, 32, pleaded not guilty to a series of terrorism-related offences, then gestured toward the judge and prosecutors. I'm a prisoner of war. I'm not a threat," he told them. Children and women are being killed by your rockets."