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Moving around in large formations flying black flags and taking territory may be over for the group. >> they can no longer do that. its because of the effects that weve had. its not about connective effects alone. >> reporter: findings that ice isis may be praktfracturing in some areas. >> we see resentment and resistance in those areas controlled by isil. >> reporter: isis having trouble providing basic municipal services. >> electricity outages, shortages of food and commodities. air strikes a...