Fighters of the Islamic State of Iraq and the Levant (ISIL) celebrate on vehicles taken from Iraqi security forces, at a street in city of Mosul

Fighters of the Islamic State of Iraq and the Levant (ISIL) celebrate on vehicles taken from Iraqi security forces, at a street in city of Mosul, June 12, 2014. Since Tuesday, black clad ISIL fighters have seized Iraq’s second biggest city Mosul and Tikrit, home town of former dictator Saddam Hussein, as well as other towns and cities north of Baghdad. They continued their lightning advance on Thursday, moving into towns just an hour’s drive from the capital. Picture taken June 12, 2014. REUTERS/Stringer (IRAQ – Tags: CIVIL UNREST POLITICS CONFLICT) – RTR3TJYF