TOPSHOT - Police officers patrol on December 13, 2018, in Strasbourg eastern France, near the Christmas market, after a shooting breakout, on December 11, 2018. - Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. (Photo by Alain JOCARD / AFP)