ISIS-inspired suspect planned suicide attack at Taylor Swift concert, Austrian authorities say - CNN

1. ISIS-inspired suspect planned suicide attack at Taylor Swift concert, Austrian authorities say  CNN
2. Why Taylor Swift's Concerts Pose 'Greater Risks' for Terror Acts  Us Weekly
3. 2 Youths Planned Attacks on Taylor Swift’s Vienna Concerts, Authorities Say  The New York Times
4. Thousands of fans flood Vienna streets to sing Taylor Swift hits after canceled concerts  USA TODAY