Europe's race to ramp up genetic tests for autism

Gabin Savard had no words. The 2-year-old was full of energy but didn't speak, and his parents, Marylou and Laurent, were becoming increasingly anxious. Gabin was developing more slowly than his older brother, Sébastien, had. The Savards reached for parenting books and pediatrics textbooks, but what they read only deepened their worry.