Taylor Swift commented on Wednesday for the first time on the cancellation of three of her Eras Tour shows in Vienna, Austria, earlier this month after a foiled terrorist attack, calling it “devastating.” In a statement posted on social media, the 34-year-old TIME Person of the Year said: “The reason for the cancellations filled me with a new sense of fear, and a tremendous amount of guilt because so many people had planned on coming to those shows.” [time-brightcove not-tgx=”true”] View this post on Instagram A post shared by Taylor Swift (@taylorswift) The singer celebrated the passionate crowds and dedicated performers of the European leg of her Eras Tour, which just ended after shows in London, and she expressed gratitude to the authorities who uncovered the Vienna plot “because thanks to them, we were grieving concerts and not lives.” Swift also explained why she waited to speak out until now: “I decided that all of my energy had to go toward helping to protect the nearly half a million people I had coming to see the shows in London,” she said.