The 10 Republican presidential candidates who took part in the Fox News prime-time debate on Aug. 6 in Cleveland were (from left) Chris Christie, Marco Rubio, Ben Carson, Scott Walker, Donald Trump, Jeb Bush, Mike Huckabee, Ted Cruz, Rand Paul and John Kasich.
The 10 Republican presidential candidates who took part in the Fox News prime-time debate on Aug. 6 in Cleveland were (from left) Chris Christie, Marco Rubio, Ben Carson, Scott Walker, Donald Trump, Jeb Bush, Mike Huckabee, Ted Cruz, Rand Paul and John Kasich. file photo by Andrew Harnik The Associated Press
The 10 Republican presidential candidates who took part in the Fox News prime-time debate on Aug. 6 in Cleveland were (from left) Chris Christie, Marco Rubio, Ben Carson, Scott Walker, Donald Trump, Jeb Bush, Mike Huckabee, Ted Cruz, Rand Paul and John Kasich. file photo by Andrew Harnik The Associated Press

Paul Krugman: GOP presidential candidates must deal with Obama’s failure to fail

August 10, 2015 12:09 PM