title: How to create linked (href) labels in a d3 circle packing chart?
body: <p>I am working with this example: <a href="http://mbostock.github.io/d3/talk/20111116/pack-hierarchy.html" rel="nofollow noreferrer">http://mbostock.github.io/d3/talk/20111116/pack-hierarchy.html</a></p>
  
  <p><img src="https://i.stack.imgur.com/OqgNL.gif" alt="enter image description here"></p>
  
  <p>I am pretty new to d3 and having a really hard time linking the labels (at the most zoomed in level) to external sites.</p>