Immigration has proven to be one of the most divisive issues in the 2016 presidential race. Both Hillary Clinton and Donald Trump have expressed that the system is broken, but a consensus on any solution seems untenable. In this video,...

... And scientists don't fully understand why. Subscribe and turn on notifications 🔔 so you don't miss any videosf='http://goo.gl/0bsAjO' target='_blank' rel='nofollow'moreeos Check out the article by Keren Landman on Vox.com for