The New Zealand flag flies at half-staff on a Parliament building in Wellington after…

The New Zealand flag flies at half-staff on a Parliament building in Wellington after dozens of people were killed and many others were injured Friday when a gunman attacked two mosques in Christchurch, New Zealand. A man in his late 20s has been charged with murder and three other people were also arrested in the immediate aftermath. (?: Marty Melville/AFP/Getty Images)