Residents to stay out of isis positions. Rachel harvey, aid worker telling civillians to stay inside . Lock their doors to tell off gas pipes. Aid workers say they are now bracing for an influx of up to a Million People fleeing the fighting. Alex marquardt, abc newsthe un and other aid agencies set up emergency camps to take those people in. This fighting could go on for quite some time. Abcs alex marguardt is also there. And talked to some of those residents. Many who have lived under the terror of isis. Without fear . Resident yes, you cannot guess when will they take you at night. For months. The us and iraq planned this military operation. Retaking mosul from isis. The terror groups biggest prize to date. Military Officials Saying so far. They are making good progress. Tag pentagon Officials Say right now. Theyre working on an iraqi time line and their goal is to wrap up this mission by the end of the year. Elizabeth hur, abc news, new york. The president of a group Law Enforcement