Taylor Swift interrupted her performance of 'Bad Blood' to protect a fan from security at her concert in Philadelphia, fan footage appears to show

• Taylor Swift just completed her two-night stop in Philadelphia for her Eras concert tour. • While performing there, fan videos seemed to show her trying to diffuse a situation in the crowd. • Midway through singing "Bad Blood," she appeared to scold a security guard to protect a fan. Taylor Swift's fans have her back — and it seems she has theirs. During her two-night Eras tour stint in Philadelphia, fan footage appeared to show the "Midnights" singer shouting at security to defend a concert-goer midway through a performance....