Inside Story US 2012 - Is Mitt Romney too rich for US voters?

Barack Obama has refused to apologise for his campaign's sustained attacks on rival presidential candidate Mitt Romney over the issue of employment. The other issue is Romney's reluctance to release tax returns beyond two years. How do they fare against each other as the race to the White House in November heats up? Guests: Chuck Rocha, Bill Schneider, Richard Grenell.