title: Issue with images in HTML
body: <p>I've created a small HTML page, but a strange error I have never seen before is occurring.</p>
  
  <p>On the bottom right of all images, a small white square is appearing.</p>
  
  <p>URL: <a href="http://squaretise.com/martin-luther-king" rel="nofollow">http://squaretise.com/martin-luther-king</a></p>