Syria's butcher Bashir Assad could end up toppling British Prime Minister David Cameron and not the other way around, while also giving Russia a big boost back on to the Great Power stage and green lighting Tehran's most ambitious and sparky plans in its mountain tunnel complexes. Along the way he has exposed President Obama as feckless and fearful. The president and his team are scrambling to remind lawmakers of what the Commander-in-Chief ought to have long ago argued to the country: When the good guys blink, the bad guys notice. Lots and lots of blinking. Most of the people...