World powers, Iran reach framework for nuke deal by June 30

The United States, Iran and five other world powers say they've reached an understanding that will direct them toward achieving a comprehensive nuclear agreement within three months.

Reading out a joint statement, EU foreign policy chief Federica Mogherini says a "decisive step" has been achieved.

Secretary of State John Kerry tweeted there was a deal "to resolve major issues on nuclear program. Back to work soon on a final deal."