. "SIMON MAINA/AFP/Getty Images(TEHRAN, Iran) -- United Nations Secretary General Ban Ki-moon's first visit to Tehran Wednesday was either a denouncement of a number of the Iranian government's policies or a pleasant visit with his hosts, depending on which source you believe.Following visits with President Mahmoud Ahmadinejad, Supreme Leader Ayatollah Khamenei and other Iranian officials, Ban's spok" . . .