A police officer stands guard in front of the Masjid Al Noor mosque in Christchurch, New Zealand on March 17, 2019, where one of two mass shootings occurred. Vincent Yu/AP Photo
Brenton Tarrant committed a heinous, cowardly act of mass murder when he gunned down 50 defenseless Muslimsat two Christchurch, New Zealand, area mosques on March 15.