this could be maybe the first sign of that. we aren't endirely clear the full details. but we ourselves have spoken to people who have been involved in potentially rising up against isis. this comes as continued progress is reported by the peshmerga. the iraqi kurdish fighters tackling isis as they move toward the city itself. progress comes with a caveat. we don't always know that they've cleared the isis fighters out behind them as they continue to advance through populations in built up areas. we use the phrase cordoned off a lot like they're moving around things rather than necessarily going building to building clearing out the mines, clearing out the fighters. they've often hiding in tunnels. it's going to be messy going forward. the peshmerga, kurdish forces having put in a defensive berm which may also have potentially narced the territory they want to have as thirst moving forward. but a lot of different competing factions here. pentagon say they're moving ahead of schedule. we don't know what the schedule was, but there's a lot of moving here and the real goal inside, of course, mosul itself, could be as many as 1.2 million people trapped. a lot of fighting is ahead,