An aerial view of the Tigris River as it flows through Baghdad, July 31st, 2016. (DoD Photo by Navy Petty Officer 2nd Class Dominique A. Pineiro)| An aerial view of the Tigris River as it flows through Baghdad, July 31st, 2016. (DoD Photo by Navy Petty Officer 2nd Class Dominique A. Pineiro) | Wikimedia Tigris_River_in_Baghdad_(2016) PD.jpg |