Did hair testing take a step forward or is it still stuck?

<p>On this week's Drilling Deep, P. Sean Garney of Scopelitis Transportation Consulting looks at the recent federal guidelines for hair testing to determine if a driver, or a potential driver, has drugs in their system.</p><p>And Garney wonders: will this ever get off the ground to become an industry standard? He'll talk about why he's skeptical.</p><p>Also on this week's episode, host John Kingston looks at how some numbers in the diesel market are eye-popping, but the market for oil overall is so weak that it's possible nobody will notice.</p><p> </p><p><a href="https://www.freightwaves.com/podcasts">More FreightWaves podcasts</a></p><p><a href="https://podcasts.apple.com/us/podcast/drilling-deep-with-john-kingston/id1490133519">Apple Podcasts</a></p><p><a href="https://open.spotify.com/show/5EYGxvSTrMfXmrEtDg1MAF?si=Glmfpb3RTIS93ThRYjqS0A">Spotify</a></p>