On GPS Sunday, the West and Iran FINALLY reach agreement on its nuclear program. But is Iran ready to come in from the cold? Fareed asks an all-star panel to discuss. Also, the OTHER big deal of the week: Greece gets saved by Europe...or does it? Paul Krugman tells us why the new deal is terrible for Greece AND for Europe. And, the incredible story of "El Chapo", the all powerful drug-lord who managed to escape from prison for the second time. What does it mean for the U.S.-Mexico relationship?