metra workers use fire to heat train tracks to cause them to work normally workers use fire to heat train tracks on january 11 2014 in chicago... - railway track stock videos & royalty-free footage
{"Image ImageDescription": "Metra workers use fire to heat train tracks to cause them to work normally.  Workers Use Fire To Heat Train Tracks on January 11, 2014 in Chicago, Illinois (Footage by Tribune Broadcasting/Getty Images)", "Image Copyright": "Tribune Broadcasting Company 2014"}