Senators on both sides of the aisle are holding back from cheering rebel gains against Syrian President Bashar Assad, ...
Russia and Iran helped Assad wrest back control of much of Syria from opposition rebels, including those backed by Gulf ...
"The self-defense actions … were in no way related to ongoing operations in and around Aleppo or northwest Syria." ...
The rebels have staged their biggest advance in years over the past week, first seizing Aleppo and now battling government ...