US Republican presidential candidate Senator McCain speaks to members of the National Rifle Association at their annual convention in Louisville

 
US Republican presidential candidate Senator McCain speaks to members of the National Rifle Association at their annual convention in Louisville
US Republican presidential candidate Senator John McCain (R-AZ) speaks to members of the National Rifle Association (NRA) at their annual convention in Louisville, Kentucky, May 16, 2008. REUTERS/David R. Lutman (UNITED STATES) US PRESIDENTIAL ELECTION CAMPAIGN 2008 (USA)