<p dir="auto">Demo <a href="http://codepen.io/FreeCodeCamp/full/KVNNXY" rel="nofollow">http://codepen.io/FreeCodeCamp/full/KVNNXY</a> of <a href="https://www.freecodecamp.com/challenges/show-relationships-with-a-force-directed-graph" rel="nofollow">https://www.freecodecamp.com/challenges/show-relationships-with-a-force-directed-graph</a> challenge</p>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="XMLHttpRequest cannot load http://www.freecodecamp.com/news/hot. No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://s.codepen.io' is therefore not allowed access."><pre class="notranslate"><code class="notranslate">XMLHttpRequest cannot load http://www.freecodecamp.com/news/hot. No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://s.codepen.io' is therefore not allowed access.
</code></pre></div>
<p dir="auto">Challenge <a href="https://www.freecodecamp.com/challenges/show-relationships-with-a-force-directed-graph" rel="nofollow">Show Relationships with a Force Directed Graph</a> has an issue.<br>
User Agent is: <code class="notranslate">Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.87 Safari/537.36</code>.<br>
Please describe how to reproduce this issue, and include links to screenshots if possible.</p>
<p dir="auto">Challenge <a href="https://www.freecodecamp.com/challenges/show-relationships-with-a-force-directed-graph" rel="nofollow">Show Relationships with a Force Directed Graph</a> has an issue.<br>
User Agent is: <code class="notranslate">Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:41.0) Gecko/20100101 Firefox/41.0</code>.<br>
Please describe how to reproduce this issue, and include links to screenshots if possible.</p>
<p dir="auto">Just opened the pen and it spits out a CORS error.</p>