Coraopolis, Pa is a suburb of Pittsburgh. I despise union thugs.
1983, and it was independent (non-union truckers) or sycophants attacking union truck drivers.
“...A Teamsters Union driver in North Carolina was killed and 26 other people have been injured, two of them seriously.”
More info.:
https://www.upi.com/Archives/1983/02/01/Truck-strike-at-a-glance/9219412923600/
https://teamster.org/divisions/freight-dvision/