<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><a href="https://www.nytimes.com/2019/04/10/science/black-hole-picture.html">https://www.nytimes.com/2019/04/10/science/black-hole-picture.html</a><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">John K Clark</div></div>