Taylor Swift in ‘complete shock’ after fatal stabbings at UK dance class

Taylor Swift performs onstage during a concert July 5 at Johan Cruijff Arena in Amsterdam. (Carlos Alvarez/Getty Images for TAS Rights Management/TNS)

Songstress Taylor Swift said she was left stunned and saddened after three children were killed and nearly a dozen wounded in a stabbing rampage during a dance class in England celebrating her music.