Violence escalates in ‘yellow vest’ clashes with French police

PARIS — French “yellow vest” protesters set life-threatening fires, smashed up luxury stores in Paris and clashed with police Saturday in the 18th straight weekend of demonstrations against President Emmanuel Macron. Large plumes of smoke rose above the rioting on Paris’ landmark Champs-Elysees avenue, and a mother and her child were just barely saved from a building blaze.

Cobblestones flew in the air and smoke from fires set by protesters mingled with clouds of tear gas sprayed by police, as tensions continued for hours along the Champs-Elysees. By dusk, as the demonstrators had dispersed, the famed avenue was a blackened expanse.

The resurgent violence comes at a watershed moment for a movement, which had been fizzling in recent weeks, and at the end of a two-month-long national debate called by Macron that protesters say failed to answer their demands for economic justice.

Police appeared to be caught off guard by the speed and severity of Saturday’s unrest. One arson fire targeted a bank near the Champs-Elysees on the ground floor of a seven-story residential building. A mother and her child had to be rescued just as the fire threatened to engulf their floor, Paris’ fire service said. Eleven people in the building, including two firefighters, sustained light injuries.

Protest organizers had hoped to make a splash Saturday, which marks the four-month anniversary of the yellow vest movement, which started Nov. 17, and the end of the “Great Debate” that the French president organized to respond to protesters’ concerns about sinking living standards, stagnant wages and high unemployment.

They claimed Macron failed in that aim.

“It was hot air. It was useless and it didn’t achieve anything. We’re here to show Macron that empty words are not...