Join Together News Roundup for June 23, 2010

It’s easy to blame doctors for overdoses, but even toxicologists have a hard time determining when a particular drug causes death … Proving that even dumb ideas can be evergreen, Sen. Orrin Hatch is calling for drug testing of welfare recipients … Drug traffickers are using Indian lands on both U.S. borders to smuggle drugs … Secondhand smoke contaminates entire housing complexes, researchers say …