Apologies if this has already been posted. But this Pew Research/Washington Post poll puts the lie to the 90% statistic.
http://www.people-press.org/2013/04/24/mixed-reactions-to-senate-gun-vote/
http://www.people-press.org/2013/04/24/mixed-reactions-to-senate-gun-vote/
The key Senate vote that halted gun control legislation last week is drawing a mixed reaction from the American public: 47% express negative feelings about the vote while 39% have a positive reaction to the Senate’s rejection of gun control legislation that included background checks on gun purchases.