LAUSANNE, SWITZERLAND - Negotiators scrambling to chart Iran's nuclear future said April 1 that several "key issues" remain unresolved, casting doubt on earlier, more optimistic predictions that an agreement was ready to be drafted.
LAUSANNE, SWITZERLAND - Negotiators scrambling to chart Iran's nuclear future said April 1 that several "key issues" remain unresolved, casting doubt on earlier, more optimistic predictions that an agreement was ready to be drafted.