Russian jets pound Aleppo as U.S. clings to diplomacy

By Suleiman Al-Khalidi AMMAN (Reuters) - Russian war planes struck rebel held areas north of Aleppo on Saturday as the army shelled the besieged old quarter in a major offensive, rebels and a monitoring group said. Russia was reported on Friday to be sending more warplanes to Syria to ramp up its air campaign as the United States said it had not yet given up on finding a diplomatic resolution. The latest strikes come 10 days into a Russian-backed Syrian government offensive to capture rebel-held