WASHINGTON (AP) - Federal Reserve policymakers are worried that recent strong gains in hiring could fizzle if U.S. economic growth doesn't pick up.
    
Minutes of the Fed's March 13 meeting show that members expressed those concerns before sticking with a plan to keep interest rates at record lows until at least late 2014 after
    
The minutes also show a few members want to take further steps to boost the economy, if conditions worsen or inflation remains tame.
    
Stocks fell after the release of the Fed minutes, with the Dow more than 100 points lower in late afternoon trading.