News: Nation NTSB: Warning signals activated before truck crossed train tracks in crash that killed vets November 17, 2012 | Modified: November 17, 2012 at 7:01 pm Leave a comment MIDLAND, Texas (AP) — NTSB: Warning signals activated before truck crossed train tracks in crash that killed vets. Sign Up for the Daily E-dition newsletter! Please enter your email address below to begin receiving the Daily E-dition newsletter. You must enter a valid email address in the field above! Thank you for signing up for the Daily E-dition newsletter! You should receive your first newsletter very soon. We're sorry, there was an error processing your newsletter signup. Please click here to visit our Newsletter Signup Center to register for this newsletter.