WASHINGTON—Momentum is growing on Capitol Hill for new sanctions against supporters of Syrian President Bashar al-Assad’s regime, as many lawmakers’ patience with the Obama administration’s approach wears thin following the collapse of the latest cease-fire agreement. President Barack Obama has opposed stepping up sanctions. House Speaker Paul Ryan (R., Wis.) urged the White House last week to lift behind-the-scenes pressure that...

Source: Wall Street Journal September 25, 2016 19:30 UTC