On January 29, Tommy Chong released a PSA encouraging people to vote for Bernie Sanders. Because among other things, Sanders supports the legalization of...lots of things. <script type='text/javascript' src='http://z.cdn.turner.com/cnn/van/resources/scripts/van-widgets.js'></script> <div data-cnnvansinglewidget data-affiliate='gantdaily' data-videoid='politics/2016/01/29/tommy-chong-bernie-sanders-web-ad-origwx-js.cnn' data-size='auto' data-autostart='true'></div>