Largest railroads operate automatic braking on 56% of routes, but experts say more would prevent crashes

  1. Largest railroads operate automatic braking on 56% of routes, but experts say more would prevent crashes  USA TODAY
  2. Signal System Was Down for Safety Upgrades Before Fatal Amtrak Crash, Authorities Say  New York Times
  3. Authorities say a railway signaling system was down for maintenance during Sunday's deadly Amtrak train crash  Pittsburgh Post-GazetteFull coverage

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