(Wall Street Journal): "Focus turns to hunt for bombing motive"
(The Boston Globe): "Brothers in Marathon bombings took two paths to infamy"
(New York Times): "Bombing suspects immigration story ads layer to debate on overhaul"
(Reuters): "Texas fertilizer company didn't heed disclosure rules before blast"
(BuzzFeed): "Where Obama went wrong in the gun control fight"
Labels: P.M. Headlines