secretary esper said u.s. forces are redeploying to iraq to battle isis. the cease-fire ends in 48 hours. richard engel spoke to the top kurdish commander about what comes next. richard? >> reporter: well, the commander told me he fully expects the violence is going to resume because the kurdish forces here, led by the commander i spoke to and the turkish government, which brokered a deal with the united states, don't agree on the terms. they're talking about two different things. turkey says unless the kurds pull out of a very large area, they're going to restart the violence. but the kurdish commander says it's a much smaller area he's talking about so they're set up to resume a collision course. while this is happening, there is ethnic cleansing under way. that is a very, very big word but the only word we are hearing right now. already a quarter of a million people have been forced to leave their homes and the kurdish