Zarif & Kerry Circumspect About Deal Prospects; Zarif Encourages More Russian Engagement

BBC reports on the Geneva meeting between Iran's Foreign Minister Zarif & SecState Kerry in advance of today's Iran/US political-level discussions and this weekend's gathering of the P6+1.  Interestingly, Zarif expressly opined "that giving Russia a more active role in the talks could be one way to speed things up. Both principals were noncommittal about prospect for success.