This article says he had the AR-15 and 2 handguns w/ him, and a shotgun was found in the car:
http://www.foxnews.com/us/2012/12/16/at-least-26-dead-in-shooting-at-connecticut-school/
Thank you for the information, I have a much better understanding as I missed much of the info you listed.
This Fox report adds another ? to the whole story —
“...Dean Price, director of the Wooster Mountain State Range — a shooting range in Danbury — said on Sunday that two ATF agents visited the range Friday night and stayed into the early morning looking through thousands of names on sign-in logs.
Lt. Vance said investigators are trying to trace the weapons back to the workbenches where they were assembled to try to figure out how and why they were used...”
http://www.foxnews.com/us/2012/12/16/at-least-26-dead-in-shooting-at-connecticut-school/
Strange. Were they looking for a conspiracy or were they using the crises as an excuse for other purposes?