up after little Zakarov, follow your teammates and chase him to

just chase, don't kill! Have to follow closely or you will fail. On the way there will be an armored car blocking the road, go around from the left path, follow the target instructions and end up in front of a building waiting for a helicopter to pull out the fire point, go in and clear the enemy floor by floor, catch little Zakarov on the top floor ...... and he kills himself