After vice presidential nominee Sarah Palin finished her big speech at the Republican National Convention, the 1977 song "Barracuda," by the band Heart, blared out over the roar of the crowd.

In a post from Austrian concert promoter Barracuda Music, organizers wrote, “Taylor Swift | The Eras Tour Vienna Shows cancelled due to government officials confirmation of planned terrorist attack.

However, concert promoter Barracuda Music announced Wednesday, August 7, that all three shows had been canceled due to credible intelligence of a “planned terrorist attack” on the venue.

Multiple experts in live event security and risk management tell Rolling Stone that canceling the concerts was the correct decision, even though the police intervened before the attack could take ...