Sandy Hook probe hits gun shops, shooting ranges looking for Adam Lanza motive
VideosDay after Conn. shootings 911 audio News12 video: Officials provide update on school shooting probe
GalleriesSandy Hook Elementary School shooting victims Connecticut elementary school shooting leaves 27 dead Deadliest mass shootings around world
While local churches and President Barack Obama prepared to comfort a grieving town Sunday, federal agents planned to fan out to dozens of gun stores and shooting ranges across Connecticut, chasing leads they hoped would cast light on the life of school shooter Adam Lanza.
Among the questions: Why did his mother, a well-to-do suburban divorcee, keep a cache of high-power weapons in the house?...