(Source: TriCities.com, December 15, 2011)
BRISTOL, Tenn. — On Monday, Dec. 12 at 4 p.m. some unknown person(s) tampered with the northbound Norfolk Southern train that had just arrived at the Bristol Rail Yard. This person removed seven coupling pins from the knuckles that couple the train cars together and also removed a part of one of the coupling knuckles.
Full story: TriCities.com