So now what does Trump do? He made his grand gesture and Assad just kept on bombing. Does the US sign up for an open-ended escalation? If so, does it only kill Assad's people or should it go after the Jihadist militias as well as ISIS? If not, what contributions can the US make to the diplomacy that will ultimately end this conflict while there is still anyone alive in Syria?  The air attack was like a military tweet. Now someone has to start thinking in full paragraphs.