DUBAI, Feb. 9 -- Recognition of Iran's right to enrich uranium is key for nuclear talks with the US to succeed, Foreign Minister Abbas Araghchi said on Sunday. American and Iranian diplomats held indirect talks in Oman on Friday, aimed at reviving diplomacy amid a US naval buildup near Iran and Tehran's vows of a harsh response if attacked. "Zero enrichment can never be accepted by us. Hence, we need to focus on discussions that accept enrichment inside Iran while building trust that enrichment is and will stay for peaceful purposes," Araghchi said....