Israeli Prime Minister Benjamin Netanyahu on Sunday repeated calls for Iran's entire nuclear infrastructure to be dismantled, as Washington and Tehran engage in talks for a nuclear accord.

The United States and Iran on Saturday concluded their third round of "indirect" nuclear talks mediated by host Oman with both sides seeing progress in reaching a deal.

The United States and Iran have begun a third round of nuclear talks, entering what experts describe as a more difficult phase of technical negotiations this weekend as Washington lays out its conditions.