U.S., Iran discussing new ideas to break nuclear impasse: sources

By Louis Charbonneau and Jonathan Allen VIENNA (Reuters) - U.S. Secretary of State John Kerry and Iranian Foreign Minister Mohammad Javad Zarif are discussing new ideas aimed at breaking the deadlock in nuclear talks between Tehran and six world powers, sources close to the talks said on Friday. The sources, who spoke to Reuters on condition of anonymity, said the top Iranian and U.S. diplomats ...