Tear gas on the Champs-Elysees but fewer Paris protesters

People wearing their yellow vests demonstrate Saturday in Marseille, southern France. The "yellow vest" movement, which takes its name from the fluorescent safety vests French motorists must all have in their vehicles, emerged in mid-November as a protest against fuel tax increases. (AP Photo/Claude Paris)

PARIS — Tear gas billowed Saturday across the protest-scarred Champs-Elysees after a day of largely peaceful demonstrations in Paris and a water cannon shot a frigid stream at the crowd on the fifth straight weekend of protests by France’s “yellow vest” movement.