Obama Administration Officials Say Efforts to Engage Iran Will Move Forward.

The Obama administration is determined to press on with efforts to engage the Iranian government, senior officials said Saturday, despite misgivings about irregularities in the re-election of President Mahmoud Ahmadinejad. The White House's cautious reaction reflected the combustible scene in Tehran, where riot police officers were cracking down on angry opposition supporters, and the likelihood that the administration would be forced to pursue its diplomatic initiative with a familiar and implacable foe, one who now also has a legitimacy problem. [ABSTRACT FROM PUBLISHER]