https://globenewswire.com/news-release/2018/04/09/1466758/0/...
https://www.google.com/search?q=%22deletefacebook%22+%22truc...
It seems odd to me that one would go to the trouble of making a bomb, placing it, then calling it in...
But never once have I heard about this bombing, and never once in my 26 years on this earth have I ever imagined that a state fire marshall would be willing to stand next to a live bomb to examine it.
1980 must have been a different time!
There's a fascinating history of the militant revolutionary movements that cropped up around 60s, Days of Rage by Bryan Burrough.
https://en.wikipedia.org/wiki/Sam_Melville#Bombings
The IRA also phoned about many of their bombs. The Omagh bombing is mostly notable because their phone-call didn't accurately identify where the bomb would detonate, and so got people killed.
Plenty of terrorist groups have recognized that killing innocent bystanders isn't good PR.
Is it terrorism if they take active steps to prevent terror?
Attacking the enemy and avoiding collateral damage is usually called making war.
I wonder if it's more about phsycology, someone making a bomb threat is seeking attention for some reason and ignoring it might make their behavior escalate.