CLEAN : Iran did not bring 'constructive proposals' to nuclear talks: W.House

Special Envoy Malley and his team return to Washington after the new Iranian administration failed to present constructive proposals in Vienna. Despite progress in the first six negotiation rounds, Iran's current approach does not aim to resolve the remaining issues.

What did the interagency team led by Special Envoy Malley do after the negotiations?

What was the intention of Iran's approach during the recent negotiations?