A police officer guards street during a protest in Nice, southeastern France, Saturday, March 23, 2019. The French government vowed to strengthen security as yellow vest protesters stage a 19th round of demonstrations, following last week’s riots in Paris. (AP Photo/Claude Paris)
Protesters gather during a rally in Paris, Saturday, March 23, 2019. Yellow vest demonstrators gathered in Paris and other French cities for a 19th round of demonstrations as authorities issued bans on protests in certain areas and enhanced security measures in an effort to avoid a repeat of last week’s riots in the capital. (AP Photo/Michel Euler)
PARIS Thousands of French yellow vest demonstrators were marching through Paris on Saturday as authorities enforced bans on protests in certain areas and displayed enhanced security measures to avoid a repeat of last weeks riots in the capital.