Austrian Chancellor Karl Nehammer said the terror threat was “very serious” following the cancellation of three Taylor Swift performances in Vienna. Late on Wednesday, organizers cancelled Swift’s shows after two suspects were arrested for allegedly plotting terrorist attacks. “Thanks to the intensive cooperation between our police and the newly established DSN [Directorate of State Security and Intelligence] with foreign services, the threat was recognized early on, combated, and a tragedy was prevented,” Nehammer said on social media platform X. Nehammer called the cancellation of the concer…