People look at the flowers and tributes displayed in memory of the twin mosque massacre victims at the Botanical Garden in Christchurch on March 29, 2019. - The remembrance ceremony is being held in memory of the 50 lives that were lost in the March 15th mosque shootings in Christchurch. (Photo by Sanka VIDANAGAMA / AFP) (Photo credit should read SANKA VIDANAGAMA/AFP/Getty Images)