Elaine Chao arrived at Trump Tower last week to meet with President-elect Donald Trump. On Tuesday, he announced she was his pick to lead the Department of Transportation. Eduardo Munoz Alvarez/AFP/Getty Images hide caption

toggle caption
Eduardo Munoz Alvarez/AFP/Getty Images

Firefighters douse blazes after a freight train loaded with oil derailed in Lac-Mégantic in Canada's Quebec province on July 6, 2013, sparking explosions that engulfed about 30 buildings in fire. AFP/Getty Images hide caption

toggle caption
AFP/Getty Images

U.S., Canada Announce New Safety Standards For Oil Trains

  • Download
  • <iframe src="https://www.npr.org/player/embed/403597786/403597787" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Charlotte Mayor Anthony Foxx addresses the Democratic National Convention in Charlotte, N.C., on Sept. 4. President Obama on Monday will nominate Foxx as his new transportation secretary. J. Scott Applewhite/AP hide caption

toggle caption
J. Scott Applewhite/AP