Middle East historian David Lesch is with Trinity University in San Antonio, Texas.

中东历史学家 David Lesch 就职于德克萨斯州圣安东尼奥市的三一大学。

David Lesch is an expert on Syria at Trinity University in Texas. He told VOA that Russia may be using the airstrikes to force opposition groups to negotiate.

David Lesch是德克萨斯三一大学叙利亚问题专家。他告诉VOA，俄罗斯或许是为了利用空袭强迫反对派谈判。