Support WBURThe Powerful Pull Of Opioids Leaves Many 'Missing' From U.S. WorkforcePlay05:21Download AudioYuki NoguchiSeptember 08, 2017 ShareJonathan Guffey, 32, has spent more than half his life hooked on opioids. He currently works with his family in construction, but his job history is pockmarked by addiction. (Seth Herald for NPR)