Brazilian President Luiz Inacio Lula da Silva's visit to Teheranmay be Iran's last chance to engage the world over its nuclear program beforenew UN sanctions, AFP reported a senior US State Department official saying onThursday.
Lula, who has backed a diplomatic solution to the nuclearstandoff, is scheduled to visit on May 16 and 17 amid US-led moves in the UN Security Council for sanctionsagainst the Islamic republic over its nuclear program.