Now, one way Mitt Romney has challenged President Obama is by going after his foreign policy record. Romney has been especially critical of the president's handling of Iran and Syria. But those attacks aside, some analysts say it's been hard to define where Romney stands on key international issues and whether he differs all that much from the president.
Former President Bill Clinton and President Obama used to have a famously rocky relationship. But the days when Clinton tried to help his wife, now secretary of state, defeat Obama in the 2008 primaries are ancient history.
Former Clinton strategist Carter Eskew says the ex-president is almost always an asset for Obama.
Let's turn to Syria now. Syria's president gave his first public speech in five months yesterday. Bashar al-Assad told the Syrian Parliament that his government was not responsible for the massacre in Houla last month, in which more than 100 people were killed, nearly half of them children. Also, there is new Syria-related violence in northern Lebanon, near the Syrian border. And to talk about this we've reached NPR's Kelly McEvers.
We have just come from a week when officials of the European Union openly warned of the possible downfall of the euro. Billionaire investor George Soros has gone even further. He says the euro crisis could bring down the entire E.U. Teri Schultz reports from Brussels.