French Strikes in Mali Supplant Caution of U.S.

French fighter jets struck deep inside Islamist strongholds in northern Mali on Sunday, shoving aside months of international hesitation about storming the region after every other effort by the United States and its allies to thwart the extremists had failed. For years, the United States tried to stem the spread of Islamic militancy in the region by conducting its most ambitious counterterrorism program ever across these vast, turbulent stretches of the Sahara. But as insurgents swept through the desert last year, commanders of this nation’s elite army units, the fruit of years of careful American training, defected when they were...