power. by daylight, they push further in. this is where isis ends, sdf commander tells his men. moments later, panic breaks out. isis has launched a counter attack. the sdf fire back, and it is quick quickly liberated. we travel to the next village. he is courts insist on taking an armored vehicle, even liberated territory is far from secure. these roads are still dangerous, especially early in the morning because there are isis sleeper cells in the area, they come out overnight and plant roadside bombs. >> reporter: we stop at a house they took from isis days earlier. mortars are fired off at