A Syrian rebel sleeps last month after fighting government forces in Aleppo. A 60-member coalition called Friends of the Syrian People, recognizing that sanctions alone will not bring down the Assad regime, is collaborating on financial strategies. (Associated Press)

A Syrian rebel sleeps last month after fighting government forces in Aleppo. A 60-member coalition called Friends of the Syrian People, recognizing that sanctions alone will not bring down the Assad regime, is collaborating on financial strategies. (Associated Press)