RT @USDOL YouTube clip of #OSHA's David Michaels' testimony on the Miner Safety and Health Act of 2010 via @edlabordems http://s.dol.gov/3Z
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
RT @USDOL YouTube clip of #OSHA's David Michaels' testimony on the Miner Safety and Health Act of 2010 via @edlabordems http://s.dol.gov/3Z