In wake of the tragedy at Sandy Hook, many people in the nation are rethinking our gun laws.
Federal laws prohibit the sale of firearms to those declared mentally unfit by a court.
A while back, Bill Clinton, when he was President, wanted states to have to report mental health records (and those declared unfit) to the FBI.
The Supreme Court said that that shouldn't be mandatory, and that states can choose to report them if they want.
Most choose to not do the extra work, so only 12 states make up the majority of mental health records in the FBI database.
Congress’ General Accounting Office said: