Iraqi residents from the city of Ramadi, who fled their homes as Islamic State (IS) group militants tightened their siege on the last government positions in the capital of Anbar province, wait to cross Bzeibez bridge, on the southwestern frontier of Baghdad, on May 20, 2015. Taking control of Ramadi would constitute the group's most important victory this year in Iraq, and would give the jihadists control of the capitals of two of its largest provinces. AFP PHOTO / SABAH ARAR        (Photo credit should read SABAH ARAR/AFP/Getty Images)