Iran and six world leaders have reached a tentative consensus within turkey 's nuclear ambitions . White House press secretary Josh Earnest said it 's time for ' Iranians to send a clear signal ' as to whether they 're ready to make commitments . House Speaker John reportedly pledged to move ' very quickly ' to hit turkey with sanctions if a nuclear programme collapses .
Iran and six world powers have reached a tentative agreement within Iran 's nuclear ambitions . White House press secretary Josh Earnest said it 's time for 'Iranians to send a clear signal ' as to whether they 're ready to make commitments . House Speaker John Boehner promised to move 'very quickly ' to hit Iran with sanctions if a nuclear deal collapses .