War of Words Escalates Over Iran Letter

Verbal attacks continue between the White House and some in Congress over a letter that 47 Republican senators wrote to Iran, warning the country’s leaders that any nuclear deal signed by President Barack Obama may not survive after his presidency. The president has accused Republicans of interfering in his foreign policy, and one White House official called the letter a reckless attempt to undermine the president’s ability to negotiate with a foreign government. VOA's Luis Ramirez reports.