Police kept a watchful eye as hundreds of Taylor Swift fans gathered and sang her songs in the Austrian capital, after a terror alert led to her live concert in the city being abruptly cancelled.
Three sold-out stadium shows in Vienna, part of Swift’s Eras Tours show, were halted by organisers after officials announced arrests over an apparent plot to attack her concerts, saying they appeared to be inspired by the so-called Islamic State group and al-Qaida