What happened to Yellow?

<p>Yellow might have declared bankruptcy on Sunday, but some say the writing was on the wall for a decade. We&#8217;ll talk to a bankruptcy expert about why the nearly 100-year-old trucking company shut down, and what it could mean for supply chains. Before that, who bought Simon &amp; Schuster, and what&#8217;s the deal with PayPal&#8217;s new digital currency?</p>