I'm retired <a href=" http://www.ondemedia.com/costco-pharmacy-bend-or.pdf ">use of generic prescription drugs</a> In Canada, only two railroad companies are authorized to runone-person train crews: MMA and the Quebec North Shore andLabrador Railway. The vast majority of U.S. rail companies donot use one-person crews, the Federal Railroad Administrationsaid, calling the practice "very rare."