CNN Early Start With John Berman and Christine Romans June 1, 2015 09:38:00
Sanctions in iran still outstanding. secretary kerry's relationship with the iranian foreign minister is critical. both men have experts on the negotiating teams to get into the details. it is knowing your adversary and knowing that trust that has been built up so far. that is if secretary kerry cannot get back because of rehab, that will be sorely missed. right now, outside his hospital here slightly ramped up security. the expectation is when his doctor arrives, it could be many hours or longer if his doctor decides if it is okay to travel back to boston. >> and john kerry believes in person...