 It's All Things Considered from NPR News. I'm Scott Detrow. The threat of the far right coming to power in France has forced the bickering and disparate factions of the French left to bury the hatchet and come together ahead of a two-round parliamentary vote that kicks off Sunday. French leftists have formed a coalition against what one leader has called the threat of the unthinkable. NPR's Eleanor Beardsley reports.