Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: (CNN) Iraqi Prime Minister Haider al-Abadi took to live television early Monday to announce the start of an operation to recapture the city of Falluja from ISIS. Speaking on Iraqi state TV from the military's Joint Operations Command in Baghdad, Abadi said Iraqi security forces would provide safe passage for civilians to leave the city during the operation. Abadi's overnight announcement came hours after Iraq's military implored residents of ISIS-held Falluja to flee their homes ahead of the operation to wrest the metropolis from the terror group. "I am calling for citizens who are inside Falluja to leave their areas and head towards safe corridors," military spokesman Brig. Gen. Yahya Rasoul said on Iraqi TV. "In the coming few days, the operations to liberate Falluja will be launched."Iraq's military tells Falluja residents to flee the city before anti-ISIS operation launchesISIS took control of the metropolis in January 2014 
 Question:_ planes have dropped thousands of leaflets -- safe passage cards -- on Falluja, according to a statement from Iraq's Joint Operations Command.

Iraqi