Capable? Maybe. Willing to exert itself on behalf of US citizens in danger? Nope.<p><a href="http:&#x2F;&#x2F;www.theguardian.com&#x2F;world&#x2F;2015&#x2F;apr&#x2F;01&#x2F;american-civilians-yemen-left-behind" rel="nofollow">http:&#x2F;&#x2F;www.theguardian.com&#x2F;world&#x2F;2015&#x2F;apr&#x2F;01&#x2F;american-civili...</a><p>The US evacuated government staff and contractors, but abandoned anyone else.